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 24, 2025 Add ...

Getting fit isn’t just about how often you work out. To see real results, you have to exercise at the right intensity level, too. Wearing a heart rate chest strap lets you track your heart rate while ...

Last year, I wrote about how I was done with heart rate monitor chest straps. Cut to 2025, and I still don't like them all that much. But after testing the new Garmin HRM 200 against the Polar H10 and ...