
When it comes to improving sleep, most of us think about cozy blankets, warm tea, or a soothing bedtime routine. But what if cold exposure could be the secret to deeper, more restful slumber? According to recent research, braving the chill might do mor...
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From improving our mood to boosting our immune system, sleep plays a critical role in almost every aspect of our lives. But what exactly happens when we sleep, and why is it so vital?
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