Drink whenever you feel thirsty during exercise.

锻炼时一感到口渴就喝水。

《柯林斯英汉双解大词典》

Keeps the body cool during exercise.

练习时能保持身体的凉爽。

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Belly fat, most common in men, actually is targeted first during exercise.

男性经常堆积的腹部脂肪，通常在运动中首先被消耗的。

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Keeping bones strong with exercise may also help prevent fractures, especially if you wear the right sports protection during activities.

VOA: special.2009.02.04

Some people cough, wheeze or feel out of breath during or after exercise.

VOA: special.2009.07.28

Some people,for example, do this if they exercise hard during a heat wave.

VOA: special.2010.07.27

Doctors also assess lung performance using a measure called Vo2 max - the highest volume of oxygen a person can consume during exercise.

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Professor West said many smokers thought the symptoms of COPD - such as a smokers' cough or becoming breathless during exercise - were normal.

BBC: NEWS | Health | Much lung disease 'undiagnosed'

But relaxation techniques may not be enough, Peeke said, since the best way to block stress hormones is through beta endorphin -- produced during exercise.

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