This video features a workout timer specifically designed for use during personal workout sessions. It was created in ...

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 ...

If you’re anything like me, you’ll know just how liberating it feels to leave your phone in your bag at the gym or at home while you run outdoors. It’s amazing what can be achieved just with the Apple ...

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DENVER — Being stuck in your house does not mean you still can't complete a full-body workout. As a certified personal trainer, I've redesigned all of my workouts for my clients and members to fit ...

If the New Year has you thinking about how to stay active and how to boost your health in 2020, then you might be tempted to try high-intensity interval training (HIIT). HIIT workouts are composed of ...

Nick Blackmer is a librarian, fact-checker, and researcher with more than 20 years of experience in consumer-facing health and wellness content. High-intensity interval training (HIIT) is beneficial ...

HIIT workouts are meant to be fast and furious. They rely on explosive exercises like burpees, high knees, kettlebell swings, sprints, and other moves that spike your heart rate and make you sweat — ...