Unstable Angina

Unstable angina - angina that occurs at rest and apparently for no reason - is a strong warning that one of the coronary arteries has become critically unstable, and that without rapid treatment a full-blown heart attack may ensue. Read about what causes unstable angina, how to recognize it, and how to make sure you are getting the appropriate care, here.
Source: About.com Heart Disease - Category: Cardiology Source Type: blogs