The UV-tracking Gem made me rethink how sunlight affects my health, not just my appearance
Photo: The VergeWith 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 felt exhausted, dizz
Originally published by The Verge. Summary and curation by DutyStation News.

