Around 1 in 5 people experience an itchy, red rash from sun exposure. Even though the sun is almost 93 million miles away, it can have profound effects on our skin. Just a few minutes spent soaking up ...

Photosensitivity or abnormal light sensitivity is very complex and is a major symptom of lupus. The American College of Rheumatology (ACR) loosely defines photosensitivity as "a skin rash as a result ...