The book shall be a boon to the researchers as well as the persons seeking physical fitness testing. Every one can assess their level of physical fitness and accordingly they may plan their routine life. Although the standard tests are required specific equipment, there are some tests that are feasible by every one without any sophisticated equipment. Physical fitness refers to the ability of your body systems to work together efficiently to allow you to be healthy and perform activities of daily living. Being efficient means doing daily activities with the least effort possible. A fit person is able to perform schoolwork, meet home responsibilities, and still have enough energy to enjoy sport and other leisure activities. A fit person can respond effectively to normal life situations, such as raking leaves at home, stocking shelves at a part-time job, and marching in the band at school. A fit person can also respond to emergency situations - for example, by running to get help aiding a friend in distress. Fitness can include muscular endurance, which is the ability of a muscle to côntinue exerting force without tiring. As mentioned above, strength training builds bigger muscles. Enđurance fraining, on the other hand, does not necessarily generate muscles of a larger size. Physical fitness is defined as the ability and activity to cope with the demand of various activities. It is not just about athletic performance. Health-related physical fitness is measured by two aspects: the ability to cope with daily activities as well as the persistency in good functioning ofin fitness refers to outstanding performance in a particular kind of sport. Prye tssis acyclical process of tearing down and building up part of understanding this overload principie nosthat the adaptations we are trying to stimulate require synthesis of new biological material.