The heart normally beats at a rate of about 60 to 100 beats per minute at rest. A rate faster than 100 beats a minute in an adult is called tachycardia. Most people experience transient rapid heartbeats, called sinus tachycardia, as a normal response to excitement,
The two main types of tachycardia are abnormal supraventricular tachycardias (which originate in the upper...
What we call normal rhythm is stimulated by a group of cells in the upper chamber of our heart called the atrium. This group of cells is in... Read more »
Question: What are healthy resting heart rates for men and women of different ages? Answer: Normal heart rate for adults at rest can be... Read more »
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When Pat Robertson answered a caller's question on his radio show stating that divorce is a reasonable option for Alzheimer's patients'... Read more »