Psoriasis is a chronic autoimmune condition that mainly affects the skin. When you have psoriasis, your immune system sends signals to your skin cells to grow too fast. Normally, skin cells take about ...

Add Yahoo as a preferred source to see more of our stories on Google. It's possible to have nail psoriasis "without any prior signs of psoriasis on your skin," says Dendy Engelman, MD, a ...

Psoriasis is best known for its symptoms: red, scaly patches on the skin. But this ailment is more than a skin condition.

New research suggests psoriasis, a common skin disease with no cure, could be treated with a B-vitamin nutritional supplement.

Sign up for the Morning Brief email newsletter to get weekday updates from The Weather Channel and our meteorologists. Everyone's skin reacts differently to the ...

It’s one autoimmune disease whose name was on all of our radars long before celiac and IBS became trending Tik Tok hashtags. Yet despite the term’s vague familiarity, how many of us can actually ...

These pesky, dark patches aren’t dangerous, but they can have serious effects on your mental health. Here’s how derms ...