TMJ disorder results mainly due to an injury to the jaw, arthritis or from over use. Experience of pain and stiffness while chewing along with popping sound while opening and closing can be experienced commonly.Some experience headache.
Next Steps
In case of severe discomfort consult ASAP.
Health Tips
Physiotherapy improves the condition along with medication. Exercises like,Relaxed jaw exercise,Goldfish exercise (partial/full opening and closing of the mouth),Chin tucks are few among them. Detailed demonstrations are available in YouTube.