That headline is built to scare.
Drooling during sleep is very common — and in most cases, it’s harmless.
It does not automatically mean you have a disease.
But sometimes, it can point to underlying issues — especially if it’s frequent or severe.
Why Drooling Happens (Simple Mechanism)
When you sleep:
- Muscles relax
- Swallowing slows down
- Mouth may open
If saliva builds up → it leaks out.
That’s it. No mystery.
Common Causes (Not “Diseases” Most of the Time)
1. Sleeping Position
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