lung cancer 肺癌
smoking-related diseases 抽烟引起的疾病
lose weight 减肥
go on a diet 节食
under the weather 生病、不舒服
flight-headed 头昏眼花
drowsy 昏昏欲睡
flu 流感
epidemics 瘟疫
rampant 猖獗的
contract infections 得传染病
pick up the habit 养成这种习惯
physical and mental condition 身体与精神状态
overweight/fat 肥胖的
mentally unhealthy 精神不健全的
be good for/do good to 对……有益处
good living habits 良好的生活习惯
take regular exercise 进行有规律的运动
unhealthy eating habit 不健康的饮食习惯
junk food 垃圾食品
stay/keep healthy/fit 保持健康
build up one's body / improve one's health 强身健体
