Waking up with a dry mouth can make your tongue feel sticky, your throat uncomfortable and your breath unpleasant. It may happen occasionally, but repeated dry mouth can affect your teeth and make eating or speaking uncomfortable.
Here are six possible causes.
1. Sleeping with your mouth open: Nasal congestion, allergies or certain sleeping positions can cause mouth breathing, which dries out saliva.
2. Dehydration: Not drinking enough fluids during the day, heavy sweating or illness can contribute to dry mouth.
3. Certain medications: Some medicines used for allergies, depression, high blood pressure and other conditions can reduce saliva production.
4. Snoring and sleep apnoea: People who snore or experience interrupted breathing during sleep may frequently wake up with a dry mouth.
5. Tobacco use: Smoking and other tobacco products can irritate the mouth and contribute to dryness.
6. Diabetes and other medical conditions: Persistent dry mouth may sometimes occur with diabetes, Sjögren’s disease and other conditions that affect saliva production.
What can help? Drink enough water during the day, maintain good oral hygiene and avoid smoking. If nasal congestion is making you breathe through your mouth, seek appropriate treatment for the underlying cause.
Sugar-free chewing gum may help stimulate saliva during the day. Avoid frequently sucking sugary sweets because they can increase the risk of tooth decay.
If dry mouth continues, speak with a dentist or doctor. Do not stop prescribed medication without professional advice.
Final thoughts: Occasional morning dryness is common, but persistent symptoms deserve attention. Saliva protects your teeth and helps maintain a healthy mouth, so ongoing dryness should not be ignored.
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