安全又舒适的避孕方法有哪些-Why drinking caffeine before a nap may be the key to better sleep

 人参与 | 时间：2024-09-20 14:46:43
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close Why Dr. Siegel treats stress and sleeplessness as one issueVideo

Why Dr. Siegel treats stress and sleeplessness as one issue

Fox News contributor Dr. Marc Siegel breaks down the ‘cycle of worry’ as a poll finds Americans are sleeping less and stressing more.

Caffeine and sleep may seem like polar opposites — but there may be a benefit to combining them.

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