John P. Cunha, DO, is a U.S. board-certified Emergency Medicine Physician. Dr. Cunha's educational background includes a BS in Biology from Rutgers, the State University of New Jersey, and a DO from the Kansas City University of Medicine and Biosciences in Kansas City, MO. He completed residency training in Emergency Medicine at Newark Beth Israel Medical Center in Newark, New Jersey.
Melissa Conrad Stöppler, MD, is a U.S. board-certified Anatomic Pathologist with subspecialty training in the fields of Experimental and Molecular Pathology. Dr. Stöppler's educational background includes a BA with Highest Distinction from the University of Virginia and an MD from the University of North Carolina. She completed residency training in Anatomic Pathology at Georgetown University followed by subspecialty fellowship training in molecular diagnostics and experimental pathology.
Sunburn is an inflammation of the skin caused by overexposure to UV
radiation from the sun.
UV radiation damages the skin and also can damage the eyes.
UV rays are most intense at noon and the hours immediately before and
after (between 10AM and 4PM).
Immediate symptoms of sunburn are hot, red, tender skin; pain when the
skin is touched or rubbed; and dehydration; several days after exposure the
skin may swell, blister, and peel.
Most sunburns are mild and can be treated with home remedies such as
applying damp cloths or compresses to reduce the pain, soaking in a tepid
bath (with no soap), gently patting the skin dry, applying soothing creams
or lotions, OTC pain relievers such as Tylenol or others, and moisturizing
Sunburn may cause permanent skin damage and skin cancer (malignant
melanoma, basal cell carcinoma, squamous cell carcinoma).
UVB as well as UVA rays may cause damage to skin.
UV rays may bounce off water, sand, snow, and other surfaces.
Some types of skin tan after exposure to UV rays because after
repeated or prolonged exposure to UV rays the skin produces more melanin.
Persons with certain pigment disorders and individuals with fair skin
are at most risk of sunburn.
Certain diseases and conditions pose a higher risk of sunburn (for
example, albinism, lupus, porphyrias, vitiligo, and xeroderma pigmentosum).
Some medications may increase sensitivity to sunburn
The best way to prevent sunburn is to avoid long exposure to sunlight.
Sunscreen and sun-protective clothing are important measures to limit
Apply sunscreen before going outdoors, apply it liberally, and
Sun poisoning is caused by severe sunburn; its symptoms include fever,
nausea, chills, dizziness, rapid pulse, rapid breathing, dehydration, and
Photosensitivity (or sun sensitivity) is inflammation of the skin induced by
the combination of sunlight and certain medications or substances. This causes
redness (erythema) of the skin and may look simila"...