TechThe Verge40m ago
The UV-tracking Gem made me rethink how sunlight affects my health, not
The UV-tracking Gem made me rethink how sunlight affects my health, not just my appearance
TL;DRUV tracker device reveals sun exposure even under shade protection.
Why it matters: Challenges assumptions about UV protection; relevant as health-tracking wearables expand beyond fitness metrics.
With temperatures rising to the 90s in Los Angeles, avoiding the heat wasn't exactly an option while I was at a relative's outdoor party in August. So I sat beneath a patio umbrella with a powerful fan nearby, figuring I was protected from the sun and heat. Half an hour later, I…
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