Simplify the following text for a Grade 5 native English-speaking person.
Original: Cyclist Lance Armstrong had a resting HR around 32 bpm , and it is not unusual for people doing regular exercise to get below 50 bpm . Other cyclists like Miguel Indurain also have a very low heart rate at rest ( 29 bpm ) .
Simplified: The average bpm for a man or women who does not exercise is 70 bpm .