Seasonal Allergies: Are itchy eyes, a runny nose, and sneezing accompanying your drooling? You might be suffering from seasonal allergies, which can also cause excessive saliva production and lead to drooling. There are a few different conditions that can cause this reaction: If your body is allergic to something or has an infection, it might produce more saliva to flush the toxins out. Here are four causes that could be behind your excessive drooling. If you’re waking up each morning with a drool spot on your pillow, it may be time to find out what’s going on. This can lead to drooling which typically is not cause for concern, but at times can be a sign of a larger health problem. Paula Barry, physician at Penn Family and Internal Medicine Longwood. “Excess saliva, also known as hypersalivation or sialorrhea, can be a result of excess production or decreased clearance of saliva,” said Dr. It’s common to jokingly describe a delectable dish as drool-worthy.īut unwanted, excessive drooling - usually while sleeping - is no laughing matter.

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