Nowadays the people are enjoying a more comfortable life and many people are suffering from obesity(肥胖)．Thus，losing weight becomes very popular．
     ，weight reducing is a tricky(难处理的)topic．Some people lose weight quickly by crash dieting         other extreme measures．This won’t help them lose weight since they usually gain back all(and often more)of the pounds they lost       they haven’t permanently changed their habits．What’s worse，sometimes these extreme measures will affect the individual’s health．
In my view，before one decides to lose weight，he first of all should make    clear whether he should or not lose weight．The best way to find out if you are at a healthy weight or if you need to lose or gain weight is to talk to       doctor．He or she can compare your weight         healthy norms(标准)to help you set realistic goals．If it turns out that you would benefit        weight loss then you can follow a few of the simple suggestions        are widely accepted by weight reducing experts to get it started．