If you can usually finish a run with ease, but are suddenly hit with severe fatigue, it could be a subtle sign of an unhealthy heart.

"A good waveform and a good catheter design is worth nothing if the physician doesn't know where this catheter is located ...

A heart blockage occurs when the coronary arteries, which are vessels that supply oxygen-rich blood to the heart muscle, become narrowed or completely blocked by a buildup of plaque. This plaque is ...

Women are more likely to have heart attacks caused by non-obstructive coronary artery disease, where blockages are not in the ...