Garmin has expanded its dominant Varia cycling safety lineup with the launch of the RearVue 820. Read all the details here.

All products featured here are independently selected by our editors and writers. If you buy something through links on our site, Mashable may earn an affiliate commission. The vívoactive 4 is an ...

Are chest straps really that necessary any more? For many the answer is “less than ever” thanks to improved accuracy of watch HR tech, but the Garmin HRM 600 is here to prove there’s life in the HR ...

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 21, 2025 Add ...

Your Garmin watch is full of useful metrics to help track your activities, and ‘Chronic Load’ can be an invaluable tool to help you ramp up your intensity sensibly. The insight lives alongside ‘Acute ...