Quote:
Some basic HR zones should be (based on your max):Those are Polar and Garmin HR zones. Might be funky,.. but what is your Z5 then? 150%? Unless your zones have extremely small differences.
So a lot of you going over your 100% max HR every time you train in Z5? Totally makes sense. :)
Don't stop when you're tired. Stop when you're done.
- D. Goggins