Voice coaching, achievement badges and a selfie-ready training journal make this iPhone app a standout for boxing, HIIT and beyond.

From boxing rounds to Tabata, this iPhone timer pairs precise intervals with a voice coach, progress badges and a private training diary.

I've been using both standard and programmable shutter release cables for ages. With the built-in interval option in modern cameras, these remote cables have become almost obsolete. Just remember one ...

Whether you interval train at home or on your own at the gym, it is imperative that you follow strict timing in order for your workout to be fully effective. EMOM — or "Every Minute on the Minute" — ...

If you're someone who does a lot of exercise, you may understand the importance of having a good workout timer. When it comes to interval workouts especially, a timer is needed to keep track of your ...

Runkeeper was placed on Earth by supreme beings of some sort. Its programmable, GPS-tracked interval runs make the iPhone into a serious, and entirely thoughtless, training tool. But Runkeeper’s ...