We do love a protocol in the fitness world, don’t we? Norwegian 4x4 intervals. Zone 2. Sprint intervals. Tempo runs. Threshold work. Every few months there’s another method promising to build a bigger ...

If you have 10 minutes and space to lie down, you have everything you need to tackle this effective abs and obliques workout.

Here’s an easy routine to get you started. The gentle moves require no equipment — and are actually pretty fun to do. By Jen Murphy Some exercisers thrive on the motto of “harder, faster, stronger.” ...