Deep B's Secret Diary

     The overall fitness may include some factors such as strength, endurance, flexibility, and breathing capacity. Physical fitness can be defined as the body's ability to perform low to high levels of physical training or activity without feeling fatigued and the ability to maintaining this level of training or activity throughout life. Five main components that make fitness are -  Cardiovascular fitness Muscular strength Muscular endurance Body composition Flexibility Fluid needs during exercise: Exercise produces heat and doing heavy exercise can elevate heat production. The increase in body heat triggers sweating and sweat cools our body as it evaporates on our skin. Sweat rate is affected by the environmental temperature (extreme heat or cold), humidity (higher humidity increases sweat production but reduces the efficiency of evaporation), fitness level, type of clothing, and initial fluid balance. Blood has to flow to the skin for avoiding the body from gettin...