Phase I (1st week) | At 30° angle for 40 min with 1-min hold after every 12 min at 0° angle |
Phase II (2nd and 3rd weeks) | At 50° angle for 40 min with 1-min hold after every 12 min at 0° angle |
Phase III (4th week) | At 75° angle for 40 min with 1-min hold after every 12 min at 0° angle |