Dreambuds sense 12 physiological signals overnight and intervene in real time with an AI sleep coach — built by Bose’s former head of sleep.
A jewelry-style wrist wearable with 10 biosensors continuously infers estrogen, progesterone, LH, and FSH. Led by Khosla Ventures.
Read from the temporal artery, Entropy claims to measure the body’s live metabolic and sympathetic demand — the “cost of being alive.”
Google’s PHRM system passively measures heart rate from front-camera video during normal phone use — turning ~5B everyday devices into diagnostics.
From a Fitbit veteran: a pendant reading real-time UVA/UVB against your skin profile to time sunscreen — targeting the ~90% of aging driven by sun.
500M+ strength uploads in 2025 pushed Strava to add workout logs, auto muscle maps, and 14 wearable integrations (WHOOP, Garmin, Amazfit).
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