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wearables

Fitness Mode Smackdown: Evaluating HR and Oxygen Sensors in 2026

In 2026 the sensor race is over — sort of. We field-test modern heart-rate and SpO2 sensors across wearables and share advanced tactics to choose, calibrate, and trust them for training and recovery.

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Asha Patel2026-01-08
Fitness Mode Smackdown: Evaluating HR and Oxygen Sensors in 2026
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