所有这些活动在经历一段时间后，都会对身体产生一定的影响，甚至可能会对某些部位产生一定的损伤。

All of these activities take a toll on the body over time and can lead to injury at some point in our lives.

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肝损伤和酒精：如果你喝酒过量，你更有可能比男性在更短的时间内损坏你的肝脏。

Liver damage and Alcohol: If you drink excessively, you are more likely to damage your liver in a shorter time period than a male.

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过去很多人认为吸烟对身体造成伤害需要好几年的时间，但这项研究首次实际观察了烟草中的有害物质是怎样在吸烟过程中对DNA造成损伤的。

Many believed it took years for cigarettes to cause any harmful effects to the body, but this study is the first to actually observe how tobacco substances relate to DNA damage when smoking.

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