How far medicines are effective in controlling body weight

People are spending huge amount of money on therapy (medicines), body wraps, special dietary materials etc. for reducing body weight. The United States' nationals alone, it is said spent $30 billions in 1992 on such materials. Medicinal treatments are used by doctors very rarely as they create many metabolic imbalances causing side-effects like cancer, heart complaints, diabetes in addition to several mental problems. In ladies no kind of dietary methods or medicines can be used during pregnancy period. The special dietary materials are often costly , and cannot be continued for long by the people. Surgical way in which the volume of the stomach is reduced by surgery ,to reduce the food intake is considered as a last resort , in the treatment of obesity.

The best resort for all types of people is to follow yoga and a systematic way of diet. You are spending no additional money on that, but still are immensely benefited.