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heart
In an average lifetime, a person's heart may beat more than 3.5 billion times. Each day, the average heart beats 100000 times, pumping about 2000 gallons...

NOVA Online Cut to the Heart Map of the Human Heart Amazing ...
Your heart beats about 100000 times in one day and about 35 million times in a year. During an average lifetime, the human heart will beat more than 2.5...

The Heart Beat
The average rate of heartbeat is 72 beats per minute. Thus each complete cardiac cycle takes 0:8 seconds. This is divided into systole and diastole as...

Howstuffworks "How Your Heart Works"
The average weight of a female human heart is 9 ounces and a male's heart is... before the next heartbeat. This allows blood to fill up the heart again...

Period Between Heartbeats
The average heartbeat rate is 72 beats per minute. In order to get the value of the period number of seconds is divided by the number of beats...

Average Heart Beat
Average Heart Beat