关心自己的体重有多重要？

         Risk factors for becoming overweight

　　变胖的危险因素

　　Some of the common risk factors are:

　　一些通常的因素是：

　　* Genetics: Genes play a role in how your body balances calories and energy.

　　遗传：基因在你的身体平衡热量和能量中扮演很重要的角色。

　　* Diet:The type of food you eat is a big factor in whether or not you will be overweight. Regular consumption of high-fat foods will contribute to your weight.

　　饮食：吃的食物类型是决定你是否超重一个大的因素。高脂肪食物的频繁摄入将会极大增加你的体重。

　　* Activity/Inactivity: People who are inactive (don't exercise, or participate in sports) are more likely to gain weight because they burn fewer calories.

　　运动/ 不运动：懒惰（不锻炼，或者不参与体育活动）的人更易于增加体重，因为他们消耗更少的热量。

　　* Gender: Men naturally have more muscle and less fat that women do. Muscle burns more energy that fat.

　　性别：男人天生就比女人拥有多的肌肉和少的脂肪。肌肉比脂肪燃烧更多的能量。

　　* Age: As you get older, you gradually loose muscle. The muscle is often replaced by fat.

　　年龄：随着年龄变大，肌肉减少。经常的肌肉会变成脂肪。

　　* Pregnancy: A woman's weight tends to increase by about 5 pounds after the end of each pregnancy.

　　怀孕：孕期结束后，女人的体重通常会增加5磅左右。

　　* Medication:A side effect of some medications is weight gain.

　　药物：一些药物的副作用会导致体重增加。

　　* Smoking or Not Smoking: Some smokers gain weight after they quit smoking.

　　是否吸烟：一些吸烟者在戒烟后会体重增加。

　　* Medical Problems: A small percentage of weight problems are caused by other health problems, such as a thyroid malfunction or hormonal imbalances.

　　医学问题：有少数的体重问题是由其他健康问题引起的，例如甲状腺疾病或者激素失衡。