What is an easy formula to calculate your maximum exercise heart rate?

What is an easy formula to calculate your maximum exercise heart rate?

220 - age

220 x 65%

220 + age

The most commonly used formula to calculate maximum exercise heart rate is:

220 - age

For example, if someone is 30 years old, their maximum exercise heart rate would be calculated as:

220 - 30 = 190 beats per minute.