Physical Fitness In LIfe

The human body is made of bones, muscles and fat. Muscles occupy 45% of our body weight. They are one of the most important factors to maintain our physical fitness. If our physical fitness is adequately acquired, our body can fuction efficiently. Regular excercises, balanced diet, healthy envirnment,rest and sleep can maintain our physical fitness.

Our bady has 639 different muscles. They are muscles strength, muscles endurance, muscular speed of contraction and muscular elasticity. The combination of these four qualities of muscles is refered to as muscular power. The working muscles are supplied with the energy fuels in the forms of the blood by the lungs and digestive systems, and the blood is supplied through the blood vessels by the heart. The combined capacity of lungs, digestive systems and heart to supply energy fuels to the working muscles is known as organic power.

The function of our body depends on the development of both muscular and organic powers.

These powers play a vital role to keep our body physically fit. These powers can be promoted through regular exercises. In order to keep our body physically fit, the food we have presence or absence to diseases, the environment of the place where we live and work, and the rest, sleep and enjoyment we have also play a crucial role. Our body is called physically fit if both muscular and organic powers are adequately developed to perform highest efficiency of our body.

The top limit of our physically capacity that is determined by heredity and health condition is referred to as potential physically capacity. The top level capacity at which we can perform physically right now is called acquired physically capacity. Our body can function most efficientely well below its acquired capacity. The top level of the acquired capacity can tend to potential capacity if our body is physically fit completely. We can upgrade our acquired capacity through regular exercises, having balanced diets, living and working in healthy environment and completely and aptly enjoying sleep and rest.

Physically capacity also depends on muscular and orgainc powers. Our physically capacity increases as we progressively increase the load on our muscular and organic systems. Therefore, in order to keep our body physically fit, we must try to upgrade muscular power,organic power and acquired physically capacity through apt exercises, foods, rest, and sleep.