A fast heartbeat can be caused by emotions like stress or anxiety. Dehydration, or drinking caffeine or other stimulants, can ...

Add Yahoo as a preferred source to see more of our stories on Google. You can improve your heart health with a few easy steps if you are prone to arrhythmia. Patrick Pleul/dpa-Zentralbild/dpa Your ...

It's essential to seek emergency care if a rapid heartbeat is paired with confusion or chest pain. ER treatments for tachycardia include medications and electrical cardioversion. Managing stress and ...