Workout overview
Distance: 11.257 km
Zone distribution
Z1: 206 m
Z2: 2038 m
Z3: 1777 m
Z4: 2412 m
Z5: 4824 m
Z6: 0 m
Over-unders help develop your ability to surge and recover - repeatedly. This helps to improve economy and makes the sustained high effort - just a notch below the surge pace - feel much easier.