The benefits of exercise have been known since antiquity. Dating back to 65 BCE, it was Marcus Cicero, Roman politician and lawyer, who stated: "It is exercise alone that supports the spirits, and keeps the mind in vigor." Exercise was also seen to be valued later in history during the Early Middle Ages as a means of survival by the Germanic peoples of Northern Europe.
These factors led to the success of Jack LaLanne's television program, The Jack LaLanne Show. His show popularized guided workouts on TV that were aimed towards women and ran from 1953 until 1985. Many of LaLanne's workouts encouraged viewers to use items that could be found in their own homes, like chairs, as exercise props. In the show's first episode, LaLanne spelled out the program's purpose: "“I’m here for one reason and one reason only: to show you how to feel better and look better so you can live longer."
Exercise was defined as planned, structured activities, for instance going for walks, skiing, swimming and doing sports, but also as unplanned activities that the participants experienced as exercise. The participants were asked to fill in exercise logs immediately after each exercise session they performed throughout the year and send them to the research center either in prepaid envelopes monthly, or to use internet-based forms following each exercise session . Exercise frequency was calculated as the mean number of sessions reported per week during the year. To assess intensity of exercise the participants reported their subjective RPE on a Borg scale ranging from 6 to 20 . The participants were asked to report the mean intensity level during the exercise session. Ratings from 6 to 10 were classified as low intensity, 11 to 14 as moderate intensity, and 15 to 20 as high intensity. Duration of exercise was measured with a 4-point scale: less than 15 min, 15–29 min, 30 min to 1 h, and more than 1 h. Less than 15 min and 15–29 min was combined due to a low response rate on these response options (1.1 and 8.7% of the total number of exercise sessions, respectively).
Interval training is a type of training, which consists of alternating periods of high and low-intensity workouts interspersed with rest or relief periods. The high-intensity parts can be close to or in the anaerobic zone while the rest and relief periods involve lower intensity exercise. Interval training gets your rate up and burns more fat in less time than less intense forms of exercise. Here’s an example of an interval training routine:
To try it, choose a medium-heavy weight (50 percent to 70 percent of your one-rep-max, or 1RM, if you know it). Lift it with as much velocity as you can muster, then lower it with control. For instance, if you are bench pressing, the push up will feel almost as though you are punching the weight up into the ceiling. Once you have completed the lift, slowly lower the weight to your chest. You can apply this technique using a variety of implements, including dumbbells, barbells, weight machines, elastic bands, and body weight, he explains.
Weighing yourself and keeping an exercise journal are two ways to track your progress, but taking your measurements (chest, arms, waist, hips) will give you a little more information. For example, you may be losing inches even if your scale weight doesn't change. In that case, monitoring your measurements every few weeks can reassure you that you are, in fact, slimming down.
Around 1900, Tasmanian-born Australian professional reciter and theatrical producer Frederick Alexander developed a novel methodology to harmonize full-body functional movements. As a child, Alexander suffered respiratory ailments, leading to the initial purpose of developing the method – to normalize his personal voice function in order to materialize a stage performance dream. In 1902, Alexander established the Sydney Dramatic and Operatic Conservatorium and in 1904, moved to London to spread his teaching method. During the first years, Alexander focused on teaching ‘full chest breathing’ techniques mainly to stage artists and people with breathing pathologies.19 Staring J. Frederick Matthias Alexander 1869-1955. The Origins and History of the Alexander Technique. A medical historical analysis of F.M. Alexander’s life, work, technique, and writings. Nijmegen: Radboud Universiteit; 2005. [Google Scholar] However, he soon discovered that retrieving the natural ‘conscious control’ via mindful postures and movements resulted in benefits not only for the vocal health and performance but also the health and performance of the whole body and mind.20 Alexander FM. Man's supreme inheritance. London: Methuen; 1910. [Google Scholar] This holistic evolvement transformed the newly formed ‘Alexander Technique’ into a general remedy and preventative tool suitable for all populations. Alexander explained in his 1910 book ‘Man’s Supreme Inheritance:’20 Alexander FM. Man's supreme inheritance. London: Methuen; 1910. [Google Scholar]
You probably already spend one to three minutes brushing and flossing your teeth at least once a day. Why not brush your teeth while holding a deep squat, or while doing side leg lifts? These things are perfectly doable and add no additional time to your tooth-brushing activities. Simply tell yourself that you have no excuse for brushing your teeth without holding a deep squat. No matter how tired you are.
Static Hold. Static holds are familiar to some as a great strengthening technique used in yoga. They can be performed with bodyweight movements — get in the top of a plank or a deep squat position and hold — or they can be done by holding weights (in a slightly contracted position or with full lock out). Our tip? Time how long you can hold a plank to see improvement from week to week.
It takes the gastrointestinal tract about 3 to 4 hours to completely digest a full meal. Note too that the digestion phase varies between what you are eating -- for example if you ate a banana, you can exercise after 30 minutes or 1 hour after eating it but if you ate a steak, it would take you about 3 hours before it would be good to begin exercise. That said, most people find that eating trail mix mid-hike doesn't prevent them from continuing to walk, as human beings were built to eat and move.
The fact that GH did not perform as well as both other pituitary hormones in the present study could be the result of the large inter-individual variation in the NFO group. One of the NFO athletes had a very low resting value before the second exercise test and showed an increase of 12 000%. Cortisol concentrations after the second exercise test seem also quite good markers for OTS but poor when it comes to distinguish NFO from OTS. Although almost all OTS athletes showed a reduced increase in the response of cortisol to the second exercise bout, almost none of the NFO athletes showed an overshoot (table 2). This result is similar to earlier findings.10 22
Time course of normalized EMG RMS for all muscles was analyzed with fully repeated measures 3 (session) x 10 (time: from 10 to 100% of time to exhaustion) ANOVA. Fully repeated measures 3 (session) x 11 (time: warm-up and from 10 to 100% of time to exhaustion) ANOVAs were used to analyze the time course of leg RPE, leg muscle pain, heart rate and cadence. Significant effect of time was explored with planned comparison (10% vs other time points, 100% vs other time points) adjusted with Holm-Bonferonni correction.
One way repeated ANOVA was used to compare time to exhaustion between sessions (S1, S2 and S3). Relative reliability was calculated with the intraclass correlation (ICC) model (3, 1) . Absolute reliability was calculated with the typical error of measurement (the standard deviation of the change scores divided by [28, 29]). Bland and Altman’s 95% limits of agreement were also used (calculated for S1 vs S2, S1 vs S3 and S2 vs S3) as an additional representation of measurement error and to identify the presence of heteroscedasticity . As data were heteroscedastic, both raw data and log transformed Bland and Altman’s plots are presented. Limit of agreement ratio (LOA) was also calculated from the log transformed data as follow: LOA = (1.96 × SDdiff / grand mean) × 100; where “SDdiff” represents the SD of the differences between tests (S1 vs S2, S1 vs S3, S2 vs S3) and “grand mean” represents (mean S1 + mean S2 + mean S3)/3. As time to exhaustion data were heteroscedastic, we also calculated the coefficient of variation (CV) for each subject as follow: CV = 100×(SD of the three measurements)/(mean of the three measurements). Mean CV for all subjects were also calculated. We also calculated the smallest worthwhile change (0.2 × between subjects SD) .
Training to Failure. During most lifts with a moderately heavy weight, the set is completed before failure is reached. Muscles feels taxed, the sweating has begun, a few more sets are rocked, and we move on to the next exercise. This is a great way to get stronger, but is taking a set to failure an even better way? Yes and no Muscle Activation strategies during strength training with heavy loading vs. repetitions to failure. Sundstrup, E., et al. 1 National Research Center for the Working Environment, Copenhagen, Denmark 2, Institute of Sport Science and Clinical Biomechanics, University of Southern Denmark, Odense, Denmark 3Department of Occupational and Environmental Medicine, Bispebjerg University Hospital, Copenhagen, Denmark. Journal of Strength and Conditioning Research. 2012 Jul;26(7):1897-903.. While training to failure — lifting until the body can't do a single more rep — recruits more muscle and triggers the body to release more strength-building hormones, it’s most effective if a very high percentage of a one rep max can be performed The application of training to failure in periodized multiple-set resistance exercise programs. Willardson, J.M. Physical Education Department, Eastern Illinois University, Charleston, Illinois 61920, USA. Journal of Strength and Conditioning Research; 2007 May;21(2):628-31. The mechanisms of muscle hypertrophy and their application to resistance training. Schoenfeld BJ. Global Fitness Services, Scarsdale, New York, USA. Journal of Strength and Conditioning Research; 2010 Oct;24(10):2857-72.. Also, sets to failure increase the opportunity for overtraining and injury, so it’s best to use this technique only occasionally and with a spotter.
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 .
It is well known that exercise in the older population may prevent several diseases [1–4]. Reduced physical activity impairs the quality of life in elderly people with Alzheimer's Disease , Parkinson's Disease , and Depressive Disorders . Moreover, musculoskeletal, cardiopulmonary, and cerebrovascular decline are associated with poor physical fitness because of the cumulative effects of illness, multiple drug intake, fatigue, and bed rest [7, 8]. The effects of physical activity and exercise programs on fitness and health-related quality of life (HRQOL) in elderly adults have been widely studied by several authors [9–11]. De Vries et al.  conducted a meta-analysis focusing on elderly patients with mobility problems and/or multimorbidity. Eighteen articles describing a wide variety of actions were analyzed. Most used a multicomponent training program focusing on the combination of strength, balance, and endurance training. In 9 of the 18 studies included, interventions were supervised by a physical therapist. Intensity of the intervention was not reported and the duration of the intervention varied from 5 weeks to 18 months. This meta-analysis concluded that, considering quality of life, the exercise versus no-exercise studies found no significant effects. High-intensity exercise appears to be somewhat more effective in improving physical functioning than low-intensity exercise. These positive effects are of great value in the patient population but the most effective type of intervention remains unclear. Brovold et al.  recently examined the effects of high-intensity training versus home-based exercise programs using the Norwegian Ullevaal Model  on a group of over-65-year-olds after discharge from hospital. These authors based their study on the Swedish Friskis-Svettis model  which was designed by Johan Holmsater for patients with coronaropathy to promote their return to work and everyday activities and improve their prognoses. This model includes three intervals of high intensity and two intervals of moderate intensity, each one lasting for 5 to 10 minutes. Included in each is coordination. Exercises consist of simple aerobic dance movements and involve the use of both upper and lower extremities to challenge postural control . Exercise intensity was adjusted using the Borg Rating of Perceived Exertion (RPE) Scale. Moderate intensity was set between 11 and 13, and high intensity was set between 15 and 17 on the Borg Scale.