The numbers and effects of the mutations can then be estimated from the fitnesses of the replicates by means of a model of the mutational effects. Dynamical behavior for population genetics models of differential and difference equations with nonmonotone fitnesses.
A straightforward, pragmatic solution is to allocate fitnesses and transmission rate parameters directly to combinations of genotypes and cultural traits, a package known as a phenogenotype. The coevolution approach reformulates the given or intrinsic fitnesses by formulating extrinsic fitnesses that take into account a component's contribution to the assembly that uses it.
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See more. Need a translator? Translator tool. What is the pronunciation of fitness? Browse fitch. Test your vocabulary with our fun image quizzes. Image credits. Word of the Day have a heart of gold. Blog Outsets and onsets! Read More. November 08, The Conan Fitness 14 Week Challenge incorporates, strength training , cardiovascular training, mobility, and nutrition in one complete package and is suitable to ALL fitness levels, from beginners to advanced people who are looking for a programme to follow and get them to their goals.
Previous Next. Long runs and swims are among the methods employed in measuring this component. Muscular strength — The ability of a muscle to exert force for a brief period of time. Upper-body strength, for example, can be measured by various weight-lifting exercises. Muscular endurance — The ability of a muscle, or a group of muscles, to sustain repeated contractions or to continue applying force against a fixed object.
Push-ups are often used to test endurance of arm and shoulder muscles. Flexibility — The ability to move joints and use muscles through their full range of motion. VA Hospital in Hines, Illinois. When all of the components of fitness are balanced, physically and mentally, we get the most benefit.
Read on to learn all about why being fit is such an important part of your health and well-being, now and throughout your entire life. Because fitness is the state of being physically able to live the happy, fulfilling life you want — the first and most obvious payoff of achieving fitness is high quality of life. Some research suggests that increasing your fitness through exercise may help mild to moderate depression just as much as medication. Physical activity is also connected to better focus and productivity.
A study published in the May issue of the journal Psychophysiology suggests this is because exercise increases the flow of blood and oxygen to the brain. And the more strong, healthy muscle you have, the more calories you burn every day at rest, Wickham says. A fitter body equals higher metabolism equals healthier weight. Think about it this way: Even a marathon runner who fits in multiple strength-training workouts per week can throw off their fitness by eating a diet of highly processed foods that are low in nutrients and high in saturated fats and sugars.
Similarly, someone with stellar workout and diet habits can sidetrack their fitness by not logging a consistently healthy amount of sleep each night. Sleep is incredibly important to keeping your body functioning optimally, explains W. Slacking when it comes to sleep can undermine your fitness goals. The benefits of keeping both sleep and physical activity in check? Staying active helps your sleep, and logging the seven to nine hours of sleep per night recommended by the National Sleep Foundation helps you maintain the energy you need to actually stick to your workout goals and stay active Patience, patience.
For example, studies consistently link physical fitness with improved longevity. That means keeping them in top shape being fit can help lengthen your life span.
And a rapidly growing body of research suggests being fit may help prevent dementia , too. And in addition to all those benefits, fitness can help you live better and stronger through the years. One out of every three adults age 60 and older suffers from severe levels of muscle loss, called sarcopenia, according to data published in the November issue of the journal Age and Ageing.
Getting regular exercise and keeping your body fit helps lower your risk of chronic problems, like heart disease, cancer, and type 2 diabetes. But what about the chronic problems that do show up? Across the board, physical activity and maintaining fitness usually helps. You may need to modify your exercise routines or take specific precautions depending on your symptoms, according to information from the Mayo Clinic.
But for most people, regular activity can help with such conditions as heart disease, diabetes, asthma , back pain , arthritis, and cancer. And maintaining fitness also helps ward off additional conditions you might otherwise be at risk for.
So how do you make fitness part of your overall lifestyle — and reach your own individual fitness goals? Jonesco recommends starting with meeting the federal guidelines for physical activity. The U. Department of Health and Human Services HHS recommends that, for general health, adults should aim for to minutes of moderate physical activity or 75 to minutes of vigorous-intensity aerobic physical activity each week. The HHS guidelines also note that doing more than those quantities of activity will yield additional health benefits.
And the guidelines recommend that adults do muscle-strengthening exercises of moderate or greater intensity for all the major muscle groups at least two days per week. Research shows that aerobic exercise is important for cardiovascular health Examples include walking, running, cycling, and swimming. And other research shows that strength training provides other important health benefits.
A study published in the February issue of the journal Obesity shows that, compared with cardiovascular exercise , resistance exercise is more effective at preventing the accumulation of abdominal visceral fat, which is linked to the development of chronic diseases, including heart disease, type 2 diabetes, and cancer Lifting weights, working with resistance bands, or performing body-weight exercises are all good options and should be used to match, and improve, your current fitness level.
And do realize that the guidelines leave a lot of room for personalization. This is on purpose because the most important aspect of a workout is keeping it up. Try swimming or take an indoor cycling class. And importantly, the HHS physical activity guidelines stress that some movement is better than none, and no matter how short a spurt of activity is, it can still count toward your weekly goals.
The bottom line is that adults should be moving more and sitting less over the course of their days.
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