health
10 of the Best Health and Fitness Trackers
Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter.

TL;DR
- The Oura ring 5 offers a smaller, jewelry-like design with improved sensors for heart rate, HRV, temperature, blood oxygen, sleep, and activity, boasting a six-to-nine-day battery life.
- The Coros Pace 4 is an ultra-lightweight GPS sports watch with a vibrant AMOLED touchscreen, dual-frequency GPS, and strong battery life, ideal for runners and triathletes prioritizing accuracy.
- Form Smart Swim 2 goggles feature an in-lens display for swimming metrics and a SwimStraight compass, with advanced coaching requiring a subscription.
- The Core 2 Thermal sensor measures real-time core and skin body temperature for heat training and pacing, providing a Heat Strain Index.
- Whoop Life is a screenless tracker focusing on sleep, strain, and recovery, offering long-term health trends and an estimated 'Whoop age,' with an advanced version including ECG and blood pressure estimates.
- Tymewear VitalPro is a chest strap for cyclists, runners, and triathletes that monitors heart rate and breathing rate, determining aerobic and anaerobic thresholds.
- The Garmin Fēnix 8 AMOLED is a rugged outdoor smartwatch with a bright display, detailed mapping, training tools, and an integrated LED flashlight, with a Pro model offering satellite connectivity.
- Google Fitbit Air is an affordable, screenless tracker monitoring heart rate, HRV, blood oxygen, and sleep stages, with an optional Google Health Premium subscription for enhanced guidance.
- The TAG Heuer Connected Calibre E5 Golf Edition is a premium smartwatch with integrated GPS, heart-rate monitoring, and a dedicated Golf app featuring 2D/3D course mapping and shot tracking.
- The Flowbio Sensor measures sweat rate, sodium concentration, and skin temperature to create personalized hydration plans, compatible with Wahoo devices.