Hiyd is a health tracker that attaches to the watch you already wear

By Amanda Silberling · TechCrunch · Wednesday, 14 October 2026 at 19:00 (2h ago) · Original article ↗

Former Apple engineers figured out how to get a biometric sensor to attach to your watch without any magnets or adhesives.

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Hiyd is a health tracker that attaches to the watch you already wear

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