If you need peak mental performance, then stop drinking alcohol.

如果你想要有顶尖的精神表现，那么停止喝酒吧。

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If you did not know you were pregnant and drank alcohol, stop drinking as soon as you learn you are pregnant. The sooner you stop drinking alcohol, the healthier your baby will be.

如果你在不知道怀孕的情况下饮酒，那在你知道怀孕之后就要立刻停止饮酒，越早停止饮酒，你的宝宝就会越健康。

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However, those with alcohol dependence usually can't stop drinking through willpower alone.

但是那些有酒精依赖的人通常不能靠意志力戒酒。

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"Women quit smoking, and stop drinking alcohol and caffeine for their kids, " she says.

WSJ: Problems in Pregnancy Signal Future Health Risks

The coroner Keith Wiseman said a culture of drinking to excess had to stop, and recommended that a system of random alcohol testing for crew should be introduced.

BBC: Submariners punished for drunken misconduct

Alcohol disrupts sleep, so if you are serious about this you should stop drinking, and avoid caffeine after lunch.

CNN: Can keeping a routine help control bipolar symptoms?