If You Drool While Sleeping Often, These 6 Conditions Might Be the Cause

If You Drool While Sleeping Often, These 6 Conditions Might Be the Cause

Drooling while sleeping isn’t unusual — especially if you’re lying on your side or stomach. But when it becomes frequent, heavy, or is accompanied by other symptoms, it might be more than just a pillow problem.

Excessive drooling, medically known as sialorrhea , can sometimes point to an underlying neurological, digestive, or muscular issue — particularly in adults.

While occasional drool is nothing to worry about, chronic nighttime drooling — especially when paired with other red flags — should not be ignored.