When executed smartly , increasing your weekly running mileage will improve your aerobic capacity , build your endurance .
When executed smartly , increasing your weekly running mileage increase your ability to resist both mental and physical fatigue , amongst other benefits of running higher mileage .
When executed smartly , increasing your weekly running mileage will improve your aerobic capacity , build your endurance , and increase your ability to resist both mental and physical fatigue , amongst other benefits of running higher mileage .