Nowadays, many people are very much worried about their over weight. People, the young and women in particular, are afraid of being fat and are concerned about their shape. 　　They think stoutness does not conform to the modern ideals of beauty. The word of "fat" seems to mean "ugly". Apart from the consideration of beauty, there are medical reasons for people to worry about overweight. Overweight people have a heavier burden and are particularly easier to get tired by physical activities and vulnerable to heart disease. Keeping on a diet would certainly make them feel healthier and increase their life expectancy. There are some effective ways of reducing weight. 　　Taking proper exercise will help people have a graceful hodily form, eating less is an other useful method to protect them from getting fat and still another effective way to lose weight is to always busy themselves with something. What is more important is to be in good mood.