This week’s workout is pretty straight-forward, but don’t let that fool you: Your heart will be pounding — and your body screaming — in no time at all. You’ll do 10 reps of each exercise below, ...

This workout timer turned out great. We think [Douglas] managed to end up with a professional look and a full range of features even though he was doing a lot of learning along the way. He wanted a ...

We like interval training because you can pack a lot of effective exercise into a short amount of time. In fact, you can use it to do one of the most effective routines in only 20 minutes. Regardless ...