Effect of Aerobic Interval Training on Cardiovascular Function in Aging

Supervised aerobic interval training will be performed on bicycles 4 times per week for 8 weeks. Each training session will last 40 minutes and will consist of 10-minute warm up at 70% of maximal heart rate (HRmax), four 4-minute intervals at 90% of HRmax with 3-min active recovery at 70% of HRmax and 5-minute cool down at 70% of HRmax.

Supervised exercise training will be performed on bicycles 4 times per week for 8 weeks. Each training session will last 47 minutes and will consist of continuous moderate intensity cycling at 70% of HRmax.