High-intensity interval training (or HIIT) has taken the fitness world by storm. HIIT workouts involve intense bursts of exercise, which allow you to exercise for a shorter amount of time, while still ...

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 ...

We may earn a commission for purchases using our links. Learn more. The weather is getting warmer, and that means I'm going to be stepping up my fitness regime, which also means it will include some ...

You’re looking to push every ounce of energy you have into your current HIIT (High-intensity Interval Training) workout. As the intervals pass you buy, the music constantly changes to fit your tempo.

If you're into HIIT, you *need* this Tabata timer app that makes things a whole lot easier. Read why it's a complete game changer for your sweat sesh. You know that meme that’s like, “I only have 20 ...

Nick Porter Hiit interval timer for Android. Glenda Watt I'm so thankful for this status! I didn't know these apps were out there and I just downloaded one. Can't wait to put it to use!! :-) Steve ...

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 ...

Ryan is a tech/science writer, skeptic, lover of all things electronic, and Android fan. In his spare time he reads golden-age sci-fi and sleeps, but rarely at the same time. His wife tolerates him as ...