Rule of Thumb

WATCHING YOUR HEART RATE

Your maximum safe heart rate is equal to 220 minus your age. For example, a 40 year old would have ...

Your maximum safe heart rate is equal to 220 minus your age. For example, a 40 year old would have a maximum heart rate of 220-40 = 180 beats per minute. Your target heart rate for aerobic exercise is equal to 160 minus your age. That’s the number of beats per minute you need to maintain or exceed during aerobic workouts. — Ned Frederick, writer, Exeter, New Hampshire

12/20/16