Heat rash (or miliaria) occurs when the temperature rises and skin overheats. It typically appears during hot, summer temperatures causing hives (urticaria) or painful chafing when skin sweat and rubs together in a humid climate.
Anyone can develop heat rash in a hot, humid environment, but athletes, babies, bedridden patients, and overweight individuals are most prone to heat rash due to higher body temperatures and greater risk of skin friction. If you’re susceptible to heat rash (in addition to wearing light and breathable clothes and turning up your air conditioning), try any of these tips to help prevent and heal any hives or painful skin chafing…
Baking powder can help soothe a painful heat rash and itchy skin when a ½ to a ¼-cup is sprinkled into tepid bath water. You can also apply the baking power directly to the skin in paste form by mixing it with a little bit of water. This will soothe those painful, pink bumps or blisters on the surface of your skin due to friction from clothing.