You're curled up on the couch, finally relaxing after a long day when suddenly, your heart starts racing. You're obviously not exercising and you don't think you're stressed, so why does it feel like ...

Angina pectoris, often shortened to angina, is chest pain or discomfort caused by reduced blood flow to the heart and most ...

Many people find themselves lying in bed, suddenly aware of their heart beating faster than usual. When the room grows still, the pulse in your chest can feel louder, stronger and impossible to ignore ...