吸烟有害健康是指吸食香烟会对人体健康造成各种伤害。平均每吸一支烟会缩短11分钟的寿命，不吸烟者比吸烟者要长寿。
显而易见，吸烟有害健康。
吸烟有害健康，所以请戒烟吧。
每包香烟上都会警告人们吸烟的危害：“警告：吸烟有害健康。”
On every packet of cigarettes, people are warned against the dangers of smoking: "Warning: Cigarette Smoking Is Dangerous to Your Health."
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