To put it broadly, all the body's processes rely on hydration, so if you're not sipping throughout the day, you're likely to have a slower metabolism, groggier head, and, yes, drier skin.

更广泛地说，我们的身体依赖于水化。所以，如果你不是整天喝水，你可能有一个缓慢的新陈代谢，头晕或者皮肤干燥。