the question is a little bit vague. But i guess you're talking about the beeping machine that people get hooked up to in hospitals. It's called an electrocardiogram
Because they are one and the same. When you feel a persons pulse with the forefinger, and not the thumb, you feel each individual beat of the heart. The reason you dont use the thumb, is because you...
no. Unless it's heart pain --a condition called angina pectoris which is caused by blocked arteries in the heart. Slowing the heart in that situation causes the heart to need less oxygen and have...