Cool the skin immediately with cool (not ice-cold) compresses for 10–15 minutes at a time, repeating as needed
Take a cool shower or bath; avoid hot water
Apply aloe vera gel or a fragrance-free moisturizer with aloe; reapply every few hours
Use a thin layer of hydrocortisone 1% cream on the most red, inflamed areas up to 2 times daily for up to 1–2 days
Take an oral anti-inflammatory pain reliever if you can safely use it (ibuprofen or naproxen); follow label directions
Use acetaminophen for pain if you can’t take NSAIDs; follow label directions
Drink extra water and include electrolytes (broth, oral rehydration solution)
Wear loose, breathable clothing; avoid friction and heat
Avoid further sun exposure until fully healed; use shade and cover if you must go outside
Avoid products with alcohol, fragrance, or exfoliants (including scrubs, retinoids, and acids)
Do not use petroleum jelly on new sunburns; if skin is very dry, use a fragrance-free moisturizer instead
If blisters appear, do not pop them; cover with a sterile nonstick dressing if needed
Seek urgent medical care if you have severe pain, widespread blistering, fever/chills, confusion, dehydration, or signs of heat illness
Contact a clinician if redness is worsening after 24 hours or if it doesn’t start improving within 2–3 days