22AUG Aug 22 Written by Cronus Fit W1D4Hill RepeatsTry and find a 300-400m hill. For 30min, sprint up and casually jog down and just keep moving. Cronus Fit Previous Previous 23AUG Next Next 20AUG
22AUG Aug 22 Written by Cronus Fit W1D4Hill RepeatsTry and find a 300-400m hill. For 30min, sprint up and casually jog down and just keep moving. Cronus Fit