In its most general meaning, physical fitness is a general state of good physical health. Obtaining and maintaining physical fitness is a consequent of physical activity, allowable diet and cusine and of policy allowable rest for physical recovery. In its simplest terms, physical fitness is to the human body what fine-tuning is to an engine. It enables citizen to perform up to their potential. Regardless of age, fitness can be described as a condition that helps individuals look, feel and do their best. Thus, physical fitness trainers, quote it as the capability to perform daily tasks vigorously and alertly, with left over vigor to enjoy leisure-time activities and meet accident demands. Specifically true for senior citizens, physical fitness is the capability to endure, bear up, withstand stress and carry on in circumstances where an unfit someone could not continue.
In order for one to be determined physically fit, the heart, lungs, and muscles have to perform at a certain level for the personel to continue feeling capable of performing an activity. At the same time, since what humans do with their bodies directly affects the state of mind, fitness influences to some degree qualities such as reasoning alertness and emotional expression.
Physical fitness is often divided into the following categories in order for citizen to be able contemplate its components or parts. Particularly, physical fitness is judged by:
1. Cardiovascular endurance: This is the capability of the body to deliver oxygen and nutrients to tissues and to remove wastes over sustained periods of time.
2. Muscular force & endurance: force deals with the capability of the muscle to exert force for a brief time period, while durableness is the capability of a muscle, or group of muscles, to maintain repeated contractions or to continue to apply force against an inert object.
3. Flexibility: This denotes the capability to move joints and use muscles straight through their full range of motion.
4. Body composition: determined as one of the components of fitness, composition refers to the body in terms of lean mass (muscle, bone, vital tissue, and organs) and fat mass. Actually, the optimal ratio of fat to lean mass is an indication of fitness. Performing the right set of exercises can help citizen get rid off body fat and increase or declare muscle mass.
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