Hill workout on the treadmill. Ran 2.5 miles at 6.6 mph alternating between 0 and 1 percent incline to warm up. Heart rate up to 140 for the first 1.5 miles. Increased speed a bit and heart rate into low 140s. Did 4 x 1:30 at six percent incline (pace 7.6 mph) with three minute jog recovery at 0 percent incline and 6.6 mph. heart rate in high 150s and peaked at 165 during final hill rep. Cool down about three miles alternating between 0 and 1 percent incline, speed from 6.6 to 6.8 mph. Heart rate settled back to low 140s during cool down. |