Strength wearables, Continuous hormone tracking, and At-home diagnostics

February 17, 2026: Your daily rundown of health and wellness news, in under 5 minutes.

Today's top stories:

• YC-backed Fort opens pre-orders for strength-specific wearable that auto-detects exercises, reps, sets, and fatigue without manual logging

• Stanford-born Clair develops wrist-worn device using 10 biosensors and AI to estimate real-time hormone levels including estrogen and progesterone, shipping in November

• Matrix Bio claims to have built five-minute, $5 multi-marker hormone test requiring no lab or blood draw, pending clinical regulatory validation

I'm heading to LA this week for the Connected Health & Fitness Summit to host a fireside chat with Fritz Lanman, CEO of Playlist (parent company of Mindbody and ClassPass), on AI in fitness and the anticipated $7.5B EGYM merger. If you're attending or based in LA and want to meet up, email [email protected].

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