Why do I wake up at night with a dry mouth and throat?

Jun 28, 2024 Source: Cainiu Health
Disease description:

I've been experiencing severe dry mouth recently. I wake up at night and drink a lot of water, almost like a barrel, but my mouth still feels extremely dry. I just want to know why my mouth remains dry and uncomfortable even after waking up at night.

Doctor's answer (1)
Dr. He Haochen
Waking up at night with a dry mouth and throat can have multiple causes. 1. It may be caused by dehydration, especially during hot weather or when excessive sweating occurs during sleep, leading to insufficient water replenishment in the body, which can easily result in a dry mouth and throat. 2. Breathing through the mouth is another common cause. For example, patients with conditions such as tonsillitis or sinusitis may snore and breathe through their mouths during sleep, which can lead to a dry mouth and throat. 3. Physical conditions such as Yin deficiency with internal heat or insufficient stomach Yin may also cause dryness of the mouth and throat at night. To address this condition, it is recommended to maintain good lifestyle habits, such as proper ventilation, increased water intake, and dietary adjustments, to alleviate the symptoms of dry mouth and throat. If the problem persists, it is advisable to consult a doctor for professional diagnosis and treatment.