Move to a cool, shaded, or air-conditioned place
Remove excess clothing
Wear loose, breathable cotton clothing
Keep the skin dry
Take a cool shower or bath
Use a cool compress on the rash
Apply calamine lotion
Use aloe vera gel
Avoid heavy creams and oily products
Avoid sweating and strenuous activity
Use a fan to increase airflow
Keep the affected area uncovered when possible
Pat skin dry instead of rubbing
Use an over-the-counter hydrocortisone cream if needed
Avoid scratching or picking at the rash
Seek medical care if the rash worsens, becomes infected, or does not improve