[header] How to do exercises for temporomandibular joint disorder (tmd) treatment [title] Stretch your jaw. [step] This exercise is recommended by oxford university hospitals, to be done for five minutes twice a day when you are most relaxed. [title] Touch your upper and lower teeth together. 
[step] Keep your mouth closed, and be sure your teeth are not clenched together. Keep your tongue touching your gums and the roof of your mouth, just behind the front teeth.