A short sprint could have a bigger impact than 90 mins of running

Three minutes of sprinting can do something that 90 minutes of moderate exercise apparently cannot: dramatically reshape the molecular contents of the bloodstream.

Rockefeller University researchers comparing different intensities of exercise found that six sets of 30-second, all-out sprints altered nearly a quarter of the proteins measured immediately afterward.

Moderate, continuous cycling for 90 minutes altered fewer than one-quarter of one ...