Fitness can make all the difference in how your body looks and feels. Physical fitness is used in two close meanings: general fitness (a state of health and well-being) and specific fitness (a task-oriented definition based on the ability to perform specific aspects of sports or occupations). Physical fitness is the capacity of the heart, blood vessels, lungs, and muscles to function at optimum efficiency.
In previous years, fitness was defined as the capacity to carry out the day's activities without undue fatigue. Physical fitness is now defined as the body's ability to function efficiently and effectively in work and leisure activities, to be healthy, to resist hypokinetic diseases, and to meet emergency situations.
Many sources also cite mental and emotional health as an important part of overall fitness. This is often presented in textbooks as a triangle made up of three sub-sections, which represent physical, emotional, and mental fitness.
Physical fitness can also prevent or treat many chronic health conditions brought on by unhealthy lifestyle or aging, among other implications. An individual's fitness is manifested through its phenotype. As phenotype is affected by both genes and environment, the fitness of different individuals with the same genotype are not necessarily equal, but depend on the environment in which the individuals live. However, since the fitness of the genotype is an averaged quantity, it will reflect the reproductive outcomes of all individuals with that genotype.
As fitness measures the quantity of the copies of the genes of an individual in the next generation, it doesn't really matter how the genes arrive in the next generation. There are two commonly used measures of fitness; absolute fitness and relative fitness. Absolute fitness for a genotype can also be calculated as the product of the proportion survival times the average fecundity. Relative fitness is quantified as the average number of surviving progeny of a particular genotype compared with average number of surviving progeny of competing genotypes after a single generation.
Regular exercise is a critical part of staying healthy. The key is to find the right exercise for you.
Weight management isn't about feeling deprived or following the latest fad diet. Exercise can help you maintain a healthy weight. Stretching and weight training can also strengthen your body and improve your fitness level. Diet and fitness is for those who want to improve their health and wellbeing through fitness and weight loss. The key to transforming a skinny, overweight, or average body is proper diet/ exercise techniques. Sports can be a great way to get in shape or stay that way. Specific training prepares athletes to perform well in their sports.
Wading through all the different diets out there can sometimes be daunting. So what diet and fitness trends do those celebrities really follow. Ever wonder if some diets are really safe. "If you want to have good health physically, you should intake a balanced diet, full of nutrients. If you don't use the nutritious diet, you would be unable to maintain your good health. Strict diet and proper form of training are required in order to maximize the efficiency of each workout.
Low fat high carbs, high carbs low fat; the question is not which diet program will work out but which is it that will work for you. Striving for a sexy and healthy body does not have to burden an individual, diet fitness does not have to mean sticking to the same kind of food for life. One may even try to be adventurous and try out new foods out there. Who knows? one may even discover spinach interesting.
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I am a girl that is looking for ways to get into ...
By: Ash | 29-09-2008
I am a girl that is looking for ways to get into shape and gain weight. But I don't know how to exactly do it. what type of diet should I have and what exercises should I do?
i drink a lot of water daily , say app 6 litres ...
By: kumaran | 29-09-2008
i drink a lot of water daily , say app 6 litres . i frequently urinate. this seems very difficult 4 me even in day time and night . is drinking excess water is good . Or are there any ways to reduce the level of water intake
I am so depersed
By: fatty | 27-09-2008
I have artheritis in my spine, neck and knees, I need to lose my fat now. I have a hard time exercising because it hurts alot. what can I do without alot of pain. I am always watching what I eat, and I dring alot of water.
I lost50 pounds but the weight is in my stomach ...
By: Big sex mom 39 | 27-09-2008
i lost50 pounds but the weight is in my stomach, what can i do please help
The side effects of the drug hcg hormone
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what are the side effects of using hcg for weight loss. i need to know the side effects of the drug.potential effects also.
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