Drooling While Sleeping: Is drooling normal or a sign of illness? Learn from your doctor
- bySudha Saxena
- 19 May, 2026
Do you drool while sleeping? Is this normal, a sign of a vitamin deficiency, or a disease? Let's understand from an expert what the reasons behind this might be.
Drooling while sleeping happens to many people. It's a common problem, and therefore people take it lightly, but it's not always right to ignore it. Sometimes, when we're in deep sleep, saliva starts dripping from our mouth without us even realizing it. Sometimes, when we wake up, we notice a slight dampness on our pillow. Some people wonder if drooling while sleeping could be a sign of any disease? While in most cases, it's considered normal, if this problem becomes more frequent and severe, it shouldn't be ignored. Let's learn more about it from an expert. This information is provided by Dr. Vinit Banga, Director - Neurology, Fortis Hospital, Faridabad .
Is it normal to drool while sleeping?
- Drooling is a common problem that many people take lightly. Occasional drooling can be normal, but if it occurs daily and in large amounts, it could be a sign of a health problem.
- The body's muscles relax during sleep. Drooling can occur when a person sleeps on their side or with their mouth open. This condition is more common in children, but many adults are also affected.
- However, persistent drooling can be a sign of certain diseases. Sinus or nasal congestion can cause people to breathe through their mouths, which can increase drooling. Allergies, throat infections, acid reflux, tonsil problems, or sleep disorders can also cause it. In some cases, it may also be linked to neurological disorders such as Parkinson's disease or stroke.
- Doctors advise that if you are experiencing drooling along with snoring, difficulty in breathing, bad breath, difficulty in swallowing or feeling tired throughout the day, then you should immediately get yourself checked by an expert.
- To avoid this problem, changing your sleeping position, drinking enough water, keeping your nose clean, and adopting good sleep habits can be beneficial. If the problem persists for a long time, don't ignore it and definitely consult a doctor.
PC: Herzindagi




