Coronary artery spasms temporarily tighten the arteries that wrap around your heart. Your coronary arteries are blood vessels that supply blood and oxygen to your entire heart muscle. The artery walls ...

There is a link between coronary artery spasms and anxiety. Psychological factors, such as anxiety and depression, may cause physical changes to the arteries that supply blood to the heart. Around 40% ...

During pulsed field ablation (PFA) for atrial fibrillation (Afib or AF), the additional creation of mitral isthmus ablation lines often led to vasospasm of the neighboring left circumflex artery, ...

A vasospasm is when one of the arteries carrying oxygen-rich blood throughout your body suddenly contracts. (The word "vaso" means vessel, and "spasm" is a sudden, involuntary muscle squeeze.) This ...

A team of researchers from Toho University has uncovered a potential new use for a naturally occurring compound, schisandrin A, found in the traditional Chinese medicinal plant Schisandra chinensis.

DEAR DR. ROACH: I am a 71-year-old male. I had a heart attack at age 50, and my doctor inserted four stents in my heart. I was overweight at that time, and the doctor told me if I do not change my ...

A local injection of lidocaine during dental treatment possibly induced a coronary artery spasm, potentially resulting in a 50-year-old man's heart attack, according to a case report published April 3 ...

Ferulic acid blocks calcium from entering muscle cells through L-type calcium channels, which normally cause the arteries to contract. Even when calcium isn’t involved, it still prevents artery ...

Coronary artery calcium (CAC) scores have become a non-invasive way for physicians to easily determine how much plaque has built up inside a patient's coronary arteries, but the question has been how ...