Pill
Iud
Implant
Pull out method
Ring
A - Obtain a 24 hour urine test for catecholamines.
Answer: Use your maximum heart rate.
Explanation:
To set your intensity level, you need to use your maximum heart rate, which is determined by subtracting your age froom 220.
Hope this helps! Please mark as brainliest!
it pumps blood? but depending on which part of the heart it is located it could be oxygenated or deoxygenated blood
