We do this by altering our metabolic rate, shivering or sweating.

我们通过改变代谢率、颤抖或出汗来达到这一目的。

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Reapply every 2 hours and after swimming or sweating.

每两个小时抹一次，游泳或出汗后要重新抹。

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Reapply to dry skin as needed or after towel drying, swimming or sweating.

重新对皮肤干燥后，根据需要或毛巾干燥，游泳或出汗。

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Excessive vomiting or sweating from fever can lead to dehydration, which is serious and requires treatment.

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When you take into consideration their recommendation to re-apply every two hours (or more if you've been swimming or sweating) sample sizes just won't suffice.

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The new rules also say that products claiming water resistance must say how long a user can expect to get that protection while swimming or sweating, either 40 minutes or 80 minutes.

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