Does cycling to work count?
High-intensity interval training consisted of 3 days per week of intervals on an electronically braked cycle ergometer(Monday, Wednesday and Friday) and 2 days per week on motorized treadmill walking (Tuesday and Thursday).The interval protocol was a 10-minute warm-up followed by 4 cycles of 4-minute high intervals (> 90%) with 3-minute rest (pedaling at no load) then a 5-minute cool down. The time per session at high intensity was 16 minutes.The treadmill protocol was a self-selected walking pace (2-4 mph) with a 10-minute warm-up, 45 minutes at inclineat 70% VO2 peak then a 5-minute cool down.