Polar ft4 watch luvinmababies 2 kids; Edgefield, South Carolina 1076 posts20th Dec '12
I just got it and I was wondering do I have to wear the chest strap for it to count my calories burned
✰ Mrs. B ✰ 2 kids; Texas 2640 posts20th Dec '12
I don't have that kind, but yes, for an accurate calculations you would need to wear the chest strap because it has a lot to do with heart rate. Hope that helps.