Why does my mouth water excessively right before I feel nauseous?
1. Introduction Excessive mouth watering just before experiencing nausea is a protective neurological reflex known as water brash or hypersalivation. The autonomic nervous system triggers the salivary glands to rapidly produce alkaline saliva, which serves to coat and protect the teeth and esophageal lining from the impending exposure to harsh stomach acids during emesis. This … Read more