What would be the beats per minute heart rate be of someone when they are frightened?
Posted by adminJun 21
What would be the beats per minute heart rate be of someone when they are really frightened?
Jun 21
What would be the beats per minute heart rate be of someone when they are really frightened?
One comment
Comment by deighton2002 on June 21, 2009 at 3:26 am
depends on age
subtract the persons age from 220 to get a rough guess at max heart rate