The heat is on across the country. Learn how to stay cool -- and safe -- when the mercury rises.
Replace salts and minerals
Heavy sweating removes salt and minerals from the body. These are necessary for your body and must be replaced. A sports beverage can replace the salt and minerals you lose in sweat. However, if you are on a low-salt diet, talk with your doctor before drinking a sports beverage or taking salt tablets.
Seoul National University/Handout/Reuters
Lucy Richardson/ Reuters
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