Many people avoid physical activity for the simple reason of fear of injury.
Other reasons may include such excuses as no time, no motivation and better things to do. Many people also believe that the only reason to exercise or become involved in some sort of physical activity is in order to lose weight. Although this is a major benefit involved in the uptake of physical activity, there are also many other benefits. Loss in percent body fat is probably the most important benefit of physical activity. Reducing the amount of body fat in a person, not only reduces the overall body weight, but also leads to other benefits.