Why Do You Wake Up With a Dry Mouth? 10 Causes & Prevention Tips (2026)
12/08/26 Author: K. Chishti Why Do You Wake Up With a Dry Mouth? 10 Causes And Prevention Tips Have you ever opened your eyes in the morning and immediately felt that your mouth is extremely dry? Maybe your tongue feels sticky, your throat feels scratchy, your lips are dry, or you need to reach for a glass of water before you can comfortably start your day. Occasional morning dry mouth is common and may happen after sleeping for several hours without drinking. But if you regularly wake up with a dry mouth, especially if it is uncomfortable or continues after you drink water, it is worth looking at the possible causes. Dry mouth, medically called xerostomia, happens when there is not enough saliva to keep the mouth comfortably moist. Saliva is important because it helps with swallowing, keeps food particles from staying on the teeth, supports normal taste, and helps protect the teeth and mouth. When saliva production is reduced for a long time, the ris...