HealthEssentials: No research directly confirms that sleeping in the buff leads to a better slumber.

There is, however, some validity behind the theory – namely regarding how a cooler skin temperature improves sleep quality.

Your body naturally works to lower its thermostat to doze off at night through its circadian rhythm, which regulates the sleep/wake cycle. The faster you cool off, the faster you typically catch some ZZZs, too.

That’s also the reason why sleep experts recommended that you keep your bedroom temperature between 60 and 67 F for optimal snoozing.

So there’s no question that cooler is better than warmer for sleeping.

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