Explore the best-rated fitbit smartwatches available on Amazon that perform excellently in terms of monitoring heart rate, ...
Save $21.27 on Fitbit's most advanced health smartwatch, featuring stress management, ECG, and 6+ day battery life for ...
Save $22 on the Fitbit Versa 4, a feature-rich fitness smartwatch with GPS, heart rate monitoring, and 6+ day battery life.
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. January 28, 2026 Add ...