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 ...

Dear Doctor: I had trouble opening my mouth wide when I was getting my teeth cleaned, and the hygienist said it could be TMJ. But my sister, who is a chiropractor, says she thinks it’s a muscle spasm.

A terrified young woman fears she might choke to death as her jaw has been locked for five months. Lacey Hill, 25, who lives with her partner Mark Bannister in Derbyshire, still doesn’t know why her ...

Temporomandibular joint disorders (TMD) might cause the jaw to press on nerves that affect eye movement and contribute to vision issues, such as astigmatism, nearsightedness, and farsightedness. TMD ...

Q: I had trouble opening my mouth wide when I was getting my teeth cleaned, and the hygienist said it could be TMJ. But my sister, who is a chiropractor, says she thinks it’s a muscle spasm. What is ...

Jaw popping is common, but not all popping is created equal. Some sounds are harmless, while others point to joint dysfunction that can worsen over time. Gary Lowder, DDS, breaks down what is ...