How to Track Your Blood Oxygen Saturation Using Wearables Like Smartwatches

Measure blood oxygen with smartwatch
Photo: Samsung
Many people with COVID-19 have low levels of oxygen in their blood, even when they feel well. Low oxygen levels (SpO2) can be an early warning sign that medical care […]
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Cathy Russey () is Online Editor at WT | Wearable Technologies and specialized in writing about the latest medical wearables and enabling technologies on the market. Cathy can be contacted at info(at)