The way you approach 200-meter repeats likely won’t look the same as two-mile repeats, so we spoke with experts to reveal the subtle differences in short versus long intervals, including how to ...

The run-walk method is a training strategy based on the premise that, by walking for short intervals before you get tired, ...

Most solid training plans include a weekly speed workout, often in the form of intervals. But the length of those intervals usually depends on your race distance, training goals, and fitness level.

Please provide your email address to receive an email when new articles are posted on . Short-interval high-intensity exercise improved peak VO 2 more vs. moderate-intensity training after stroke.

The researchers tested two common workout designs: long intervals (3:00 hard, 2:00 easy, repeated to exhaustion) and short intervals (30 seconds hard, 20 seconds easy, repeated to exhaustion).