Lockjaw happens when your jaw muscles tighten up so much that you can't open your mouth properly. Tetanus is a serious bacterial infection that can cause lockjaw and muscle spasms. TMJ disorders can ...

TMJ disorders affect the joint that connects the jaw to the skull, causing pain, clicking, or jaw locking. Common causes include bruxism, arthritis, trauma, and stress-related muscle tension. Early ...

Lockjaw occurs when chewing muscles spasm, restricting the opening of the mouth. Diagnosis may involve a physical exam, blood tests, and imaging like CT scans or MRIs. Mild cases of lockjaw can be ...

An 11-year-old boy’s painful chronic lockjaw may have been triggered by conversion disorder, a mental health condition that causes physical symptoms, according to a case report published on April 7 in ...

If they say a dentist may be the better option, the dentist will likely recommend a mouth guard or mouth splint. These are worn at night and protect your teeth from damage, and can be made to fit ...