Move to a cool, shaded, or air-conditioned place
Keep the skin cool and dry
Wear loose, lightweight, breathable clothing
Remove sweaty or damp clothing promptly
Take a cool shower or bath
Use cool compresses on the affected area
Gently pat the skin dry after washing
Avoid heavy creams, oils, and ointments
Use calamine lotion if needed
Use an over-the-counter hydrocortisone cream if itching is severe
Avoid scratching or rubbing the rash
Stay well hydrated
Reduce sweating and physical activity until it improves
Keep bedding and clothing clean and dry
Seek medical care if the rash is severe, painful, infected, or not improving