Move to a cool, shaded, or air-conditioned place
Keep the skin cool and dry
Wear loose, lightweight, breathable clothing
Remove sweaty clothing and change into dry clothes
Take a cool shower or bath
Use a fan to increase airflow
Apply a cool compress to the affected area
Use calamine lotion if the skin is itchy
Use fragrance-free, gentle skin products
Avoid heavy creams and oily ointments
Keep the rash area uncovered when possible
Avoid sweating, heat, and humidity
Stay well hydrated
Do not scratch the rash
Use an over-the-counter hydrocortisone cream only if recommended by a pharmacist or doctor
Seek medical care if the rash is severe, painful, infected, or does not improve