A spasm is an involuntary tightening of muscle in your body. It often causes intense pain. This pain can last for minutes, hours, or days after the muscle relaxes and the spasm subsides. Spasms can ...

A neck spasm occurs when the muscles in a person’s neck contract involuntarily. A person may be able to treat symptoms of a neck spasm with exercise and home remedies. A neck spasm caused by the ...

Q: A few months back I started to have a tightness in my neck, mostly on the right. I tried to ignore it, but then my head began to bend toward my right shoulder. Sometimes I cannot straighten it. As ...

“Local vascular inflammation involving the adventitial layer (the 'forgotten layer') is associated with the coronary hyper-reactivity in vasospastic angina,” comments John Beltrame (University of ...