I demanded, feeling my heartbeat slow to normal.

By then a monitor had been set up showing a slow but otherwise normal heartbeat.

"Unless, of course, you refer to the normal heartbeat of a human child."

A normal heartbeat is established by a regular pattern of faint electrical signals in the heart's nerve system.

If he could just regain a normal heartbeat, he might be able to sleep.

Bradycardia is a slower than normal heartbeat around 40-60 beats per minute.

Such machines are used to restore a normal heartbeat of a patient whose heart is beating erratically.

A normal resting heartbeat is around 70-80 beats a minute.

He also underwent an electrical procedure to help stimulate a normal heartbeat.

Wells said doctors stopped his heart for two minutes, then shocked it to restore a normal heartbeat.