Physical fitness is a necessary requisite for leading a healthy and an active life. It not only improves the strength and endurance of the body but also the lifestyle of a person. Physical fitness is difficult to maintain, especially amid the stress and strain of contemporary lifestyles, with little scope for exercise and recreation.

The vital components of physical fitness are cardiovascular strength and endurance, respiratory efficiency, muscular strength and flexibility. In addition, a number of other factors such as environmental, chronological and physiological age and genetics influence physical fitness. The physical fitness methods adopted by one person should not be the same as for another, since the physique and health condition are usually not the same. Though physical activity or exercise acts as a catalyst to achieve physical fitness, a well-balanced diet also aids this process. A regular and systematic workout and a planned meal is a recommended way to maintain physical fitness. Small physical activities that suit an individual's physical condition are more effective than heavy exercises.

Being physically fit will reduce various health-related problems such as obesity, hypertension and cardio-vascular problems. Apart from developing strong muscular mass, physical fitness induces wellness and emotional stability. In addition, a better performance of heart, lungs and other body organs is assured. Physical fitness can be achieved through yoga sessions, aerobic classes and muscular fitness exercises.

Today, more and more people are concerned about the importance of physical fitness in their lives. The urge to lead a physically fit life has boosted the development of multi-gyms and health clubs in every corner of the world. Physical fitness training classes are included from school days onwards. Further, required physical fitness tips and tricks can be obtained through libraries, publications and the internet.