The maximum rate is based on your age, as subtracted from 220.
jianjianguichen(简简归尘)
Monitoring your heart rate while you’re exercising can help you get key
benefits without overdoing it. Johns Hopkins experts walk you through what
you need to know.
The maximum rate is based on your age, as subtracted from 220.
-jianjianguichen(简简归尘);
2022-6-21{644}(#14640184@0)
Monitoring your heart rate while you’re exercising can help you get key
benefits without overdoing it. Johns Hopkins experts walk you through what
you need to know.