The young adults trained at 85% of VO max for 30minday−1, 5daysweek−1 for 8weeks, for a total training time of 1200min. The elderly subjects trained for 1290min, starting with an acclimation period (10minday−1, 3daysweek−1, for 5weeks=150min) followed by training at 60% and reaching 85% of VO max by week9 (20minday−1, 3daysweek−1, for 19weeks=1140min).