A smart mattress cover that heats or cools each side of the bed through the night, adjusting automatically from your sleep data. Consistently the most-cited sleep upgrade in the longevity crowd.
Listed Jun 16, 2026
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A featherweight titanium smart ring (2.4–3.6 g) tracking sleep, recovery, HRV, and temperature — with every feature included in the $349 purchase and no subscription, the direct counterpoint to membership-model rings. 4–6 day battery, 10 ATM water resistance.
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Sep 4, 2026
Dexcom's over-the-counter glucose biosensor — the first OTC-cleared CGM in the US, from the category's dominant medical manufacturer. 15-day wear, pay-as-you-go packs or a monthly subscription, FSA/HSA eligible, aimed at metabolic-health-curious users rather than diabetes management.
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Jun 15, 2026
Abbott's over-the-counter continuous glucose monitor: a two-week biosensor and coaching app for anyone curious about their glucose responses — no prescription, no subscription required.
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Jun 14, 2026