Extreme heat could lead to 233% increase in U.S. excess cardiovascular deaths, study says
STAT
OCTOBER 30, 2023
When the human body is exposed to extreme heat, it tries to fight back. To keep us from cooking, our hearts pump faster and harder to distribute the hot blood out to our fingers and toes, away from precious internal organs. We produce more sweat, and when it evaporates, the blood beneath the skin’s surface cools down, helping to lower our body temperature.
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