I ran 50 minutes on the treadmill at 9:31 pace. Ending Heart rate 138.
I ran 50 minutes on the treadmill at 9:40 pace. Ending Heart rate 144.
I ran 50 minutes on the treadmill at 9:49 minute pace. Ending Heart rate 144.
I ran 50 minutes on the treadmill at 10:00 pace. Ending Heart rate 144.