Up the intensity

Concept II- Vent Closed
1,000 warmup
1,000 2:10
500 coast
1,000 2:05
500 coast
1,000 2:00
500 coast
500 1:55
1,000 coast
500 1:50
500 coast
500 2:00
500 coast
500 2:10
500 2:20

total 10,000
Time 44:22
Avg HR 162
Max HR 183

Boy did I feel every beat of that 183. When I hit the low 180’s, I can’t help but know it.