Duration: 1h 25m
Stress points: 94
Let's see how cadence affects that HR at 85% of FT watts. Try a cadence of 105 rpm at 85% watts for 10 minutes and let's see what your HR does. Then 5 minutes easy. Then let's try cadence of 90 rpm at 85% of FT watts for 10 minutes, 5 minutes easy, then let's see what cadence of 75 rpm at 85% watts for 10 minutes does to your HR.