Lockjaw (trismus) is a painful condition that limits your ability to open your mouth all the way. It occurs when the muscles you use to chew spasm, meaning they can’t relax completely. The term ...

Several treatments are available that can help alleviate jaw tightness and reduce the frequency of temporomandibular joint (TMJ) flare-ups. While these methods can provide relief, TMJ is typically not ...

If you wake up with a headache, sore jaw muscles or achy teeth, you might be grinding your teeth at night or clenching your jaw. The condition — bruxism — is surprisingly common, experts say. Without ...

Patients with temporomandibular joint disorders (TMD) experienced significantly less pain, as well as improved diet and jaw function, after treatment with muscle exercises and digital occlusal splints ...