8. How to change your credit rating by closing dated membership AF, atrial fibrillation; cSR, heart rate-matched controls with sinus rhythm; HR, heart rate; VOdos, oxygen uptake; Rest, average of 4 min of rest; Wu; average of 3–4 min after exercise commenced; AT, anaerobic threshold; https://datingranking.net/iowa/ RC, respiratory compensation point; Peak, exercise peak. Desk 3…