Why We Drool in Our Sleep: What Your Brain Is Really Doing When You Rest

Drooling during sleep might feel embarrassing, but it’s actually a gentle reminder of how incredibly coordinated our bodies are. While we rest, our brains continue to regulate breathing, heart rate, digestion, and even the production of saliva—all to keep us healthy and balanced.

So, the next time you wake up to find your pillow a little damp, don’t think of it as a flaw. Think of it as proof that your body never stops caring for you. It’s your brain’s quiet way of saying, “I’m still working while you sleep.”

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