Gadgets
New Health Sensors in Smart Rings and Watches
Temperature, HRV, SpO2 and what next-generation wearables measure.
· 3 min read
Key takeaways
- Rings measure well overnight.
- Watches add GPS and screens.
- Wearables are wellness tools, not medical devices.
Skin temperature
Trends in skin temperature can flag changes in sleep or recovery.
HRV and recovery
Heart-rate variability reflects stress and recovery over time.
Workouts
Watches with dual-band GPS track runs accurately.
Frequently asked questions
Products mentioned in this article
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