A well-chosen triathlon watch can revolutionise your performance, making you train stronger, smarter and faster. But which ...

Your watch’s VO2 max isn’t perfect, but you can improve its accuracy with better data and heart-rate tracking.

Researchers at the University of California, Irvine have developed a multimodal, bioelectronic wrist-worn device for ...

When you think about monitoring heart and breathing rates, you likely picture a wearable device—a wristband, chest strap, or ...