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Posts tagged: Beta Blockers

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An assortment of prescription medication pills scattered across a surface, representing the medications that alter biometric signals measured by smart rings
BiometricsWearable AccuracyMedication

The Medications That Break Your Smart Ring's Algorithms

Beta-blockers suppress HRV by 30 to 50 percent. SSRIs alter sleep architecture. Antihistamines fragment deep sleep. If you take medication and your smart ring gives you bad scores, the problem might not be your body.

James Hoffmann James Hoffmann
Jun 19, 2026 1 min read