We are pleased to announce that today, March 4, 2025, an updated Rich Text Editor has been introduced in the MyFitnessPal Community. To learn more about the changes, please click here. We look forward to sharing this new feature with you!

Training for 5 km in Toronto

SonjaCudmore
SonjaCudmore Posts: 7
edited October 2024 in Fitness and Exercise
I am going from couch potato to runner. I have started training. Today I did interval training on the treadmill for 25 minutes. My body feel so heavy when it runs. What should my maximum heart rate be?

Couch Potato

Replies

This discussion has been closed.