Running is good. It’s quick, free and helps boost your fitness. If you want to use running to get in shape fast, one of the best ways to go about it is to use intervals. Say hello to the Norwegian 4x4 ...

A renowned biochemist has identified what she calls the “gold standard” exercise routine that could turn back the clock on your heart by up to two decades, taking less than an hour to complete and ...

Sometimes you just want a slow and gentle workout, and other times you’re ready to kick it up a notch and pump up the volume. High-intensity interval training, or HIIT, refers to short bursts of ...