2-4 hours incl 2-4x SE hill efforts (hill 15-20min long). Ride in predominantly zone 2 HR
section on calculation of HR
with SE efforts at Zone 3 HR/level 3 power.
zones/power levels. SE = 'strength endurance' stay seated, with a cadence on 60-70 HR 70%. You are doing SE correctly if you feel the gear is slightly too large. SE climb should be 10-15min duration.