Waking up with a sore or stiff jaw can be an unpleasant way to start the day. You might notice tenderness around your jaw joints, aching facial muscles, headaches, or even discomfort when you chew. While occasional soreness isn’t necessarily cause for concern, regularly waking up with jaw pain may be a sign that something is happening while you sleep.
One common culprit is nighttime teeth grinding or clenching, but there are several possible reasons for morning jaw discomfort.
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