The Google Fitbit Air is very much the talk of the fitness tracking town right now, not only because it’s the first new ...

The Whoop Strap is a 24/7 wearable monitoring tool that measures heart rate and several other biological markers to help inform the effectiveness of rest and recovery. It offers informed predictions ...

The $10 billion business has grown from a fitness band to a comprehensive personal health platform. So why is Ahmed’s heart ...

You may have spotted the silver strap on the wrist of Mathieu van der Poel, or on the arms of many others including the entire team of EF Education-EasyPost at the recent Giro d’Italia. This simple ...

Beth Skwarecki is Lifehacker’s Senior Health Editor, and holds certifications as a personal trainer and weightlifting coach. She has been writing about health for over 10 years. October 1, 2025 Add as ...