Fatigue
A headache
Pain, tenderness, and itching
Pink or red skin
Skin that feels warm or hot to the touch
Small fluid-filled blisters
Swelling
History of sunburn
Light skin and red or blond hair
Living or vacationing in a sunny, warm or at high altitude
Outdoor recreation with alcohol
Side effects of photosensitizing medications
Using tanning beds
Working outdoors for a long period
Dermatologist