When the heart pumps or beats, it allows the blood to travel from out of the heart to the rest of the body, delivering oxygen and other essential components. A heartbeat signifies that the heart ...

You have a medical history of heart disease or risk factors for it. Your heart is racing or skipping beats enough to affect your day-to-day activities. It's common to notice your heart beat faster ...

Tachycardia is a rapid heart rate that beats faster than 100 beats per minute for any reason. It can occur as a result of ...

the rhythm of the heart's natural pacemaker process becomes disrupted - a person's heart beats abnormally. It can be abnormally slow or fast, or irregular. There are several types of artificial ...

A new study shows that young people who consume marijuana are six times more likely to experience a heart attack than their ... information from what is supposed to be "representative" of the ...