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A new study explores whose health is most affected by heat waves

By Alejandra Borunda
Published August 5, 2025 at 4:04 AM EDT

During heat waves in California, emergency rooms fill up with people. A new study explores who ends up in the ER, and how much healthcare costs will increase in the future as climate change worsens heat.

Copyright 2025 NPR
Alejandra Borunda
[Copyright 2024 NPR]
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