The output report of "Investigations on Nutrition and Health of Chinese Residents, 2002" shows that the overweight rate and the obesity rate among Chinese adults is respectively 22.5% and 7.1%, which means about 200 million and 60 million people separately. In addition, WHO's data show that there are over 1 billion overweight and 300 million obese adults in the world. We can then find surprisingly that 1/5 of all the fat men are Chinese who were much thinner just 20 years ago¡ªin 1982 Chinese overweight rate and obesity rate were only 6% and 0.6% separately. Although the today's market is full of various methods to lose weight (e.g. diet pills, apparatuses, operations, etc.), most of them are ineffective and have strong side effects. Some merchants even exploit people's irritableness to sell customers commodities with poor quality.

Dr. Jane Rothstei from SPRC states that long-term healthy weight cannot be accomplished in one action. The key to weight management is all about changing one's habits in a sustainable way, not about crashing diet, or receiving operations. Although people can probably lose some pounds in a short time via banting orsurgeries' help, yet they would very easily to regain the weight before long.