Tracy Anderson: The Method For Beginners. Choose from a handful of workout DVDs from this celebrity trainer. She’ll have you working up a sweat doing cardio or more targeted moves for the arms, legs, and core. Anderson’s queue of videos range from about $2.99 to $9.99. Considering that Anderson has her own collection of studios across the globe that run about $45 per class, this is a steal!
Aerobic exercise, which speeds up your heart rate and breathing, is important for many body functions. It gives your heart and lungs a workout and increases endurance. "If you're too winded to walk up a flight of stairs, that's a good indicator that you need more aerobic exercise to help condition your heart and lungs, and get enough blood to your muscles to help them work efficiently," says Wilson.
14.  If you don't feel like working out, don't! Listen to your body. Just because it's your "scheduled day" doesn't mean you must work out. If your body is taking a little longer to recover than usual, so be it. It won't hurt you to lay off for an additional day or two; you will not lose anything you've gained. If your body isn't ready, it's better to skip days than to work out anyway. Every seven days is only a target (some people have found every eight or nine days reap the same benefits).
No one said it was going to be easy.........There is no doubt however, it could have been a lot easier , had it not been for the likes of Clegg, Blair and Heseltine trying to interfere and prevent the process of our leaving.......They have repeatedly tried , to put one obstacle after another in the way of Britain's departure, in a blatant attempt to stop the process......Clegg and his pals,would not recognise real democracy if they fell over it in the street..........
Before anyone’s crowned Cap’n Crunch, remember form is key. Lie on your back with the knees bent and feet flat on the floor. With hands behind the head, place the chin down slightly and peel the head and shoulders off the mat while engaging the core. Continue curling up until the upper back is off the mat. Hold briefly, then lower the torso back toward the mat slowly.

Between August 2012 and June 2013, all men and women born between years 1936 to 1942 (aged 70–77 years), with a permanent address in the municipality of Trondheim, Norway, were invited to participate in a randomized controlled trial, the Generation 100 study. The primary aim of Generation 100 is to determine the effect of five years of exercise training on morbidity and mortality. The Generation 100 study protocol and study sample characteristics have been published previously [19].
If you’re sick of doing endless repetitions of traditional squats, check out this video to challenge your muscles in new ways and spark some creativity. “We asked certified personal trainer and Women’s Health’s Next Fitness Star, Selena Watkins, to pull together 15 dance-inspired versions of this classic booty toner, and the results are giving us a whole new appreciation for an old-school move,” says the magazine. This routine is just a sampler of some of the squat variations you could complete. Pick three or four and incorporate them into your next leg day to spice things up.

I’ve recently been using an excellent iPhone app called 7-Minute Workout, which has totally changed my life. Its simple, voice-guided power workouts make it easy to exercise in my bedroom using only my body and some basic props, and the app’s game mechanics help make the experience fun rather than a chore. The best part is that, no matter how busy I am, I always have time for a seven-minute workout. I’m currently rocking a three-month daily workout streak and counting.
Pharmacologic beta-adrenergic blockade reduces maximal heart rate (HR) during exercise but variable results have been reported for minute ventilation (VE), CO2 output (VCO2), and O2 uptake (VO2). A total group of 19 subjects with mild asthma was studied. We studied 16 subjects from the group who received placebo or pindolol, a beta-adrenergic antagonist, during 1-min incremental exercise on a ... [Show full abstract]Read more
Interestingly, one of our subjects presented both a CV and a time to exhaustion greater than the other subjects. As both CV and time to exhaustion are known to increase when the intensity of the exercise decreases [20], it is likely that this subject did not reach its true peak power output during the incremental test, and then performed the three time to exhaustion tests at an intensity below 85% of peak power output. This result is of particular importance for future research aiming to manipulate endurance performance using this protocol. Indeed, when the true peak power output is not reached during the incremental test, due to an increase in variability, it might be harder to detect significant changes in muscle endurance. Therefore, in order to better understand the variability in reaching the true peak power output of subjects, further studies should investigate the reliability of the incremental test used in the present study.
Did you know that there are actually four types of exercise, all of which serve varied purposes? Everyone knows that routine exercise is very important for healthy adults for varied functions, including bone and muscle strength, weight-loss or weight maintenance, heart health and even cognitive health. But there are four different types of exercise: Aerobic (or endurance), strength, flexibility and balance.
The mental benefits of barre are similar to yoga and Pilates, as it effectively increases mind-body awareness and mental clarity. Focus and concentration are required to perform the small precise movements utilized in barre. Allowing your mind to concentrate solely on your technique increases feelings of relaxation and decreases stress levels. Endorphins released during physical activity increase your general sense of well-being.
The MCT group was prescribed two weekly exercise sessions of 50-min continuous activity at 70% of peak heart rate, or approximately 13 on the Borg 6–20 rating of perceived exertion (RPE) scale [20]. The HIIT group was prescribed two exercise sessions a week with 10-min warm-up followed by 4 × 4 min intervals at 85–95% of peak heart rate, or approximately 16 on the Borg 6–20 RPE scale. The participants were given individual oral and written information about the training methods, including information about frequency, duration, intensity and examples of exercise sessions. The participants were free to exercise individually, with an exercise type and at a location of their own choosing. Every sixth week the participants met for a supervised spinning session where they exercised with a heart rate monitor. These exercise sessions gave the participants an opportunity to control their intensity during exercise. In addition, organized group exercise was offered twice per week for motivational purposes. Attendance to these exercises was voluntary and the activity performed varied between indoor and outdoor activities such as walking, jogging and aerobics [19]. Besides the two prescribed exercise sessions, the participants were free to exercise as desired.

The relation between the increase in oxygen uptake (VO2) and increase in work rate (WR) between unloaded pedaling and maximal work during incremental cycle ergometer exercise was studied in normal men, men with uncomplicated systemic hypertension and ambulatory men with various cardiovascular diseases. The postulation was that impaired peripheral oxygen delivery would reduce the ratio of the ... [Show full abstract]Read more
I purchased Insanity a few years back and only lasted for 3-4 workouts. The workouts were too difficult for me and although I enjoyed it, I just failed to commit to it. Fast forward to July of this year..... I am not even sure why I attempted it again, but I am glad I did. First things first; this program is physically challenging to the point that I would recommend anyone going into it be cleared by their doctor BEFORE starting. Seeing a physician after you've injured yourself is the equivalent of closing the barn after the horses got out! There, it's been said. Now on to my review of this product.

In recent years, the simple exercise DVD has morphed into a complete “home fitness system,” offering multiple discs with up to a dozen workouts that are combined in very prescriptive ways. They come complete with diets, making them more like plans than just exercise routines. And they cost a lot more than the $10 or $12 you’d spend on a workout DVD. It has been almost a decade since P90X, the leader of the trend, came on the market. The craze shows no sign of slowing down, so we decided to find out whether four leading DVD systems were worth it.
YouTube [Internet]. Huntly Film Archives. German fitness. (1930's). 2014 Oct 21 [cited 2015 Aug 30]. Available from: http://youtu.be/KjObalYKTHE.  The fatal blow to traditional Physical Culture in gymnasium clubs occurred at the turn of the 20th century when the new bodybuilding exercise force emerged and dramatically superseded the entire gymnasium floor space.12 Beckwith KA. Building Strength. Alan Calvert, the Milo bar-bell company, and the modernization of American weight training; PhD thesis. Austin: The University of Texas; 2006. [Google Scholar] This forced both traditional Physical Culture systems to require new professional establishments. Competitive athletes and gymnasts started training under ‘The International Gymnastics Federation’ (established in 1881)13 International Gymnastic Federation (FIG) [Internet]. History of gymnastics. 2015 Aug 30 [cited 2015 Aug 30]. Available from: http://www.fig-gymnastics.com/site/about/federation/history. [Google Scholar] and within the ‘International Olympic Committee’ (established in 1894).14 The Olympic Museum [Internet]. The modern Olympic games. 2014 Dec 16 [cited 2015 Aug 30]. Available from: http://www.olympic.org/Assets/TOM_2013/Visit/Schools/TOM_teaching_list/ENG_The_Modern_Olympic.pdf. [Google Scholar] Concurrently, mind–body enthusiasts migrated to new independent schools, in which pioneers could express their opinions freely and gain popular following. Between 1890 and 1925, at least six new MMB schools emerged, sharing a similar exercise philosophy and practicing similar exercises. These methods, which are the focus of this paper, were led by six charismatic pioneers: Checkley, Müller, Alexander, Randell, Pilates, and Morris.

Continuous aerobic exercise can induce a transient state of euphoria, colloquially known as a "runner's high" in distance running or a "rower's high" in crew, through the increased biosynthesis of at least three euphoriant neurochemicals: anandamide (an endocannabinoid),[73] β-endorphin (an endogenous opioid),[74] and phenethylamine (a trace amine and amphetamine analog).[75][76][77]
How was it discovered that there is no such thing as an overall, general, cardiopulmonary fitness? Out of shape college kids were recruited for a study where they trained on a stationary bike for 90 days, but only one leg did the pedaling. Before they started training, their VO2max was tested, first using both legs, then only the left leg, and then just the right leg. (VO2max is a measurement of cardiopulmonary efficiency.) As you might imagine, all three results were the same. Then one leg was worked out for 90 days on the bicycle; the other leg got to continue to be a couch potato. At the end of the 90 days, you could tell by looking which leg had been exercised. Now for the revealing part. When VO2max was tested for the leg that had been trained, its VO2max improved as expected. But what do you think happened when the unexercised leg was tested? Do you think its VO2max also improved along with the other leg, or do your think there was no improvement. It's shocking how many personal trainers and exercise physiologists that I put this question to got it wrong. There was no improvement. Proving that cardiopulmonary efficiency is muscle specific. This means that when you get less winded, and your heart rate no longer rises as much after you've trained to do something, it's not your heart or lungs that accounted for the improvement, it's the muscles involved.
“The best exercise you can do if you only have 30 seconds each day is to learn and practice diaphragmatic breathing,” explains Carla Chickedantz, a personal trainer with Crunch gyms. “Diaphragmatic breathing is the most basic, original strength building technique that each and every human uses to build core strength as a newborn baby. As adults, we lose this skill and rely on auxiliary muscles in the chest, shoulders, and neck for respiration. This causes all sorts of problems. During our workouts, we often focus on the front, back and sides of the core, and neglect the top and bottom. Yes, the core is like a canister with the diaphragm at the top and pelvic floor at the bottom.”
“I always tell people that you want to learn why you’re doing something—knowing a bunch of moves doesn’t matter as much when don’t you know how to implement them,” explains Cori Lefkowith, Orange County-based personal trainer and founder of Redefining Strength. So even if you’ve got planks and push-ups down, understanding what’s really going on while you’re training can help you reach your goals faster. We’ve decoded 25 common fitness terms for you so that you can work out with confidence and get the most out of your fitness routine.
Bonds H. The politics of the male body in global sport - the Danish involvement. Oxon: Routledge; 2010.  Müller, like Checkley, took a firm stand against exercise machinery, stating they were unnecessary and harmful with advocates described as having ‘biceps or triceps … as their chief credentials.’15 Müller JP. My system. London: Link House; 1904. [Google Scholar] After ‘My System’ was published, Müller traveled throughout Europe with lectures and exercise demonstrations and settled in London in 1912, to establish the ‘Müller Institute’ in which he offered group and individual classes to the public.15,16 Müller JP. My system. London: Link House; 1904.
"With CrossFit growing exponentially, you do get boxes that more closely resemble boutique studios -- think Brick or Solace in New York -- with amenities like fancy shower products, towel service, and coffee and/or smoothie bars," Ages says. "But you're just as likely to encounter one that has a single Trainspotting-style bathroom and a crumbling concrete floor."
Rotator cuff impingement syndrome (RCIS) is a multifactored disease that can lead to functional limitations and an inability to participate in work, leisure, and sporting activities. This syndrome can be caused by many factors, such as weakness of the rotator cuff and periscapular muscles, decreased pectoral and rotator cuff muscle flexibility, abnormal motion patterns, extrinsic factors (eg, vibration exposure, use of hand tools, work-station height), and trauma. Kuhn provided a valuable synopsis of randomized controlled clinical trials in which the benefit of exercise for individuals with RCIS was examined. Substantial evidence1 exists to support the use of exercise for the management of this patient population. In addition, manual therapy has been shown1 to augment the effectiveness of exercise. However, we believe it is premature to label the proposed rehabilitation protocol as a criterion standard because of the lack of specific exercise descriptions, variability in the exercise programs, and inability to separate the effects of specific exercises on the measured outcomes that Kuhn noted. Furthermore, because RCIS is multifactored, use of the same exercise protocol to treat everyone with RCIS might not be the best standard of care.
This gymnastics move is for the advanced CrossFitter. Hailing from gymnastics, the ring muscle-up is one of the hardest moves a CrossFitter can complete. HOW TO DO IT: Start with either a false grip or regular grip. For the false grip, hook your wrists into the ring. This position, while uncomfortable, shortens the lever of the arm, creating less distance for you to travel. Most CrossFitters kip this move because of its degree of difficulty, but it can be done strict as well. Swing your body back to gain momentum and thrust your hips into the air while pulling with all your upper body strength (similar to a pull-up) so that the body raises to ring height or above. Always keep the rings as close to your body as possible to have the most control and strength on the rings. Once you are at ring height, quickly push your head and chest through the rings into a dip position. Then push up out of the dip position with a kip from the legs or from strict strength. MUSCLES USED: Back, shoulders, core and triceps.
Fran: Don't let the sweet name fool you. Perhaps CrossFit’s most famous workout, Fran is a 21-15-9 rep scheme of thrusters (95 pounds for men, 65 for women) and pull-ups. For those keeping track at home, that’s 21 thrusters and 21 pull-ups, followed by 15 thrusters and 15 pull-ups, and so on. Elite CrossFitters can finish this monstrosity in less than three minutes, but don’t expect to break twice that during the first try.

One of the main reasons I don't do Pilates very often is that, for me, it gets too boring after a while. Enter this DVD. Made up of five 10-minute workouts, it kept me engaged because I was able to change up the routine often, or, if I only had a few minutes available, I could still squeeze in a workout with just one of the programs. I just might be a Pilates convert after all.
The second aim of this study was to describe the isokinetic muscle fatigue induced by high intensity OLDE and its recovery. Firstly, the absence of isometric KF MVC torque decrease confirms that our exercise only solicits the knee extensors and does not involve the knee flexors. Secondly, EMG RMS measured during KE MVCs shortly after exhaustion and during the recovery period was not altered by high intensity OLDE, confirming the results of a previous study [8]. Therefore, as a decrease in knee extensors force production capacity can be observed without concomitant changes in EMG signal, our data combined with the data of a previous study [8] suggest that EMG signal cannot be used to investigate dynamic exercise-induced muscle fatigue. The lack of changes in EMG signal is likely to be caused by a potentiation of the maximal evoked muscular wave (M-wave) induced by high intensity OLDE [8]. Finally, according to our hypothesis, isokinetic KE MVC torque quickly recovered and plateaued after exhaustion (within ~ 30 s at 60 and 100 deg/s, and within ~ 50 s at 140 deg/s). This quick recovery in torque production capacity is likely to be associated with recovery in both central and peripheral fatigue. This assumption is supported by one previous study in our laboratory demonstrating that not only peripheral and central fatigue, but also cortical and spinal excitability recovered shortly after exhaustion [8]. Froyd et al. [32] also demonstrated a significant recovery in skeletal muscle function within 1–2 minutes after completion of a one-leg isokinetic time trial performed at high intensity. Taking all together, these results demonstrate that to fully appreciate the extent of neuromuscular alterations induced by high intensity dynamic exercise, assessment of muscle fatigue must be performed within 30 s of cessation of the exercise.
All three workout methods provide physical and mental benefits. In fact, the Centers for Disease Control and Prevention (CDC), reports that engaging in aerobic and/or muscle-strengthening activities 3 to 5 times a week for 30 to 60 minutes improves your physical health, mental health and mood. It serves to improve sleep, reduce stress and improve your overall sense of well-being. Exercising regularly can help you live a healthier, happier life.
Resting hormone concentrations have been a topic of many studies and discussions. It has been suggested that conflicting results were, at least partly, because of a lack of standardisation in both the way overtraining was measured and in the hormone measurement protocols used. Results from the present study show that variability in resting hormone concentrations is also present within groups of NFO and OTS patients. The arguments for contradictory findings are not valid within this study where blood was drawn at the same time of day always after an overnight fast. However, the diurnal variation in cortisol cannot be ruled out with this protocol because tests are separated by 4 h. However, each test was done with the same protocol and timing so that the data were collected in a standardised manner. One possible reason why the cortisol levels do not show the same pattern as ACTH might be because of this diurnal variation. Therefore, it must be concluded that resting hormone concentrations are not sensitive enough, at least not to diagnose unexplained underperformance in athletes. It has been suggested that hormonal reactions to stress tests are more sensitive.1 11
An opposite arm to leg crunch will tone the abs and improves posture by strengthening the back. Duhamel says to “lay down flat on your back raise your right arm above your head and then lift the left leg up. While the leg is lifting, you lift the right arm and reach the hand to meet the outer corner of the left foot.” Be sure to focus on finding that rotation and do not let the foot or hand touch the ground. Do this move on each side for 30 seconds per side.

The “Lying Bicycle” is one of the “gold standards” of abdominal moves according to Marie. “If it’s performed correctly, you will be targeting all areas of your abdominals and core for a tinier, tighter waistline.” To do it: Lie on your back on a mat, placing both hands at the base of your head to lightly support your head and neck (do NOT “yank”). In one continuous motion, bring one knee up to your chest and crunch up angling the opposite elbow towards that knee. Without pausing, alternate while bringing the other elbow up and toward the other knee. Perform this move in a fluid continuous motion without pausing. Count ten reps on each side. Rest and then begin again. Marie says to be sure not to “yank or turn your head,” as this move is done by the abdominals, not your neck. “Crunch up as much as you can throughout the start and finish,” she says. “Extend your legs completely; don’t just ‘cycle’ your feet.”
Exercise doesn't have to be done at the gym. You can work out in the comfort of your own home. And with calesthenic-type exercises such as squats, lunges, pushups, and sit-ups, you can use the resistance of your own weight to condition your body. To boost your strength and aerobic capacity, you may also want to invest in some home exercise equipment.
Before starting a weight training program, be sure to learn the proper form. Start light, with just one or two pounds. You should be able to lift the weights 10 times with ease. After a couple of weeks, increase that by a pound or two. If you can easily lift the weights through the entire range of motion more than 12 times, move up to slightly heavier weight.
Exercise doesn't have to be done at the gym. You can work out in the comfort of your own home. And with calesthenic-type exercises such as squats, lunges, pushups, and sit-ups, you can use the resistance of your own weight to condition your body. To boost your strength and aerobic capacity, you may also want to invest in some home exercise equipment.
The Bloom Method is a unique system that is based on solid evidence compiled by our founder through her years of working individually with thousands of women in pregnancy, early post birth and well into motherhood. The Bloom Method combines cutting edge-core techniques, breathing practices, functional [mom] movements, strength training, Lagree [pilates] based moves, HiiT [for postnatal moms] and groundbreaking philosophies into one life-changing exercise method. 
Greg Brookes is the founder of GB Personal Training Ltd and KettlebellsWorkouts.com. He has been featured in Men's Health, Women's Fitness, Men's Fitness, and Health & Fitness Magazine, where he wrote a monthly column. He has also been featured in the majority of UK national newspapers. Labelled as "the trainer to the trainers" he delivers seminars and a regular newsletter to help Personal Trainers improve their skills and achieve better results for their clients. Continue reading
Video Abstract for the ESSR 46.1 article “Sedentary Behaviors and Adiposity in Young People: Causality and Conceptual Model” from author Stuart Biddle. Research on sedentary behavior and adiposity in youth dates back to the 1980s. Sedentary behaviors, usually screen time, can be associated with adiposity. While the association is usually small but significant, the field is complex, and results are dependent on what sedentary behaviors are assessed, and may be mediated and moderated by other behaviors.
Shapiro recommends elevated quadrupled shoulder adduction for a total body workout. “Start on the floor on all fours with your knees on the ground shoulder width apart and hands on the ground shoulder width apart. Make sure your knees are in line with your hips and wrists in-line with your shoulders. Tuck your toes towards your body and straighten out your back to have a neutral posture,” he explains. “Here’s the fun part: now lift your knees off the ground just two to four inches. You should feel your arms, shoulders, core, quads, and legs shaking.” And for the finale? Utilize the back—begin by pushing your upper back to the sky, separating your shoulder blades. Immediately push your chest down to pinch your shoulder blades together to target the upper back muscle groups that include the rhomboids and lower traps.
You’re only a week into the program, yet you’ll begin to train different bodyparts on different days with a two-day training split (meaning the entire body is trained over the course of two days, rather than one as in the first week). You’ll train a total of four days this week; the split includes two upper-body days (Monday and Thursday) and two lower-body days (Tuesday and Friday), and each bodypart is trained twice. Wednesday, Saturday and Sunday will be your recovery days.
The physical benefits of Pilates include an increase in muscle strength and tone without creating bulk. The increase in deep core muscle strength helps to make your abdominal muscles look tight and toned. It also improves your flexibility and posture, which can decrease your chances of injuring yourself. Pilates is also effective in easing chronic lower back pain and preventing future back pain and injuries.
Although there have been hundreds of studies on physical exercise and the immune system, there is little direct evidence on its connection to illness. Epidemiological evidence suggests that moderate exercise has a beneficial effect on the human immune system; an effect which is modeled in a J curve. Moderate exercise has been associated with a 29% decreased incidence of upper respiratory tract infections (URTI), but studies of marathon runners found that their prolonged high-intensity exercise was associated with an increased risk of infection occurrence. However, another study did not find the effect. Immune cell functions are impaired following acute sessions of prolonged, high-intensity exercise, and some studies have found that athletes are at a higher risk for infections. Studies have shown that strenuous stress for long durations, such as training for a marathon, can suppress the immune system by decreasing the concentration of lymphocytes.[26] The immune systems of athletes and nonathletes are generally similar. Athletes may have slightly elevated natural killer cell count and cytolytic action, but these are unlikely to be clinically significant.[27]
Use your toilet time wisely. Take advantage of that toilet time by doing some kegels. Kegels are the muscles used to stop the flow of urination, so practice clenching those muscles the next time you're doing your business. Both men and women can do kegels, which will not only help guard against incontinence, but may also improve bedroom endurance, if you catch my drift.
This gymnastics move is for the advanced CrossFitter. Hailing from gymnastics, the ring muscle-up is one of the hardest moves a CrossFitter can complete. HOW TO DO IT: Start with either a false grip or regular grip. For the false grip, hook your wrists into the ring. This position, while uncomfortable, shortens the lever of the arm, creating less distance for you to travel. Most CrossFitters kip this move because of its degree of difficulty, but it can be done strict as well. Swing your body back to gain momentum and thrust your hips into the air while pulling with all your upper body strength (similar to a pull-up) so that the body raises to ring height or above. Always keep the rings as close to your body as possible to have the most control and strength on the rings. Once you are at ring height, quickly push your head and chest through the rings into a dip position. Then push up out of the dip position with a kip from the legs or from strict strength. MUSCLES USED: Back, shoulders, core and triceps.
Ken Hutchins' analysis is not just book theory; it is based on real experience training many, many thousands of subjects over a span of decades. He trained everyone from amateur and professional level athletes and bodybuilders to little old ladies with osteoporosis and also a great many genetically normal/average folks. He assisted Arthur Jones and Ellington Darden at Nautilus Sports Medical Industries where he first refined the Superslow method during a 5 years long clinical trial, the Nautilus Osteoporosis Study at The University of Florida Medical School in Gainesville (the study is mentioned in chapter 8 of the 1990 edition of "The Nautilus Book" by Ellington Darden, a book I highly recommend for beginning HIT practitioners). Hutchins' writing is as dry and clinical as one would expect to find in any textbook about medicine or engineering. It is also filled with rich insight into the intellectual processes and long history of carefully controlled experiments at Nautilus (and later Hutchins' own facilities) that brought Ken Hutchins to his current level of knowledge. His understanding of anatomy, biology, physics, engineering, psychology, history and sociology are all put to good use in this book and should enthrall any reader that possesses solid critical-thinking skills. Understanding the arguments for a distinction of "Exercise vs. Recreation", "The First Definition of Exercise" and "Requirements for Functional Ability" are crucial for everyone that cares even the slightest about the subject of human health, fitness, longevity or quality of life. These are not trivial matters.

"Consider this: Dr. Kenneth Cooper (author of Aerobics, The New Aerobics, Aerobics for Women), the U.S. Air Force Cardiologist who coined the term 'aerobics" (meaning a form of exercise) and has promoted their use for over 25 years, now admits that he was wrong! According to Dr. Cooper, further research has shown that there is no correlation between aerobic endurance performance and health, longevity, or protection against heart disease. He will admit, however, that such activities do carry with them a great risk of injury. Further, he admits that gross-overuse activities such as running are damaging to the body." – Ken Hutchins, SuperSlow Exercise Guild
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