Medically reviewed by Casey Gallagher, MD Key Takeaways Scabs on the scalp can come from dandruff, acne, or contact ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." If you find yourself itching your head, you may have dry skin or irritating dandruff. While these are ...

Generalized pustular psoriasis (GPP) is the rarest form of psoriasis, a chronic autoimmune skin condition. Unlike other forms, GPP can be severe or even life-threatening. The disease causes flares of ...

You’ve probably heard of psoriasis—the chronic inflammatory condition that can cause itchy, scaly patches on your skin. Less well-known is a rare form of the disease called pustular psoriasis, which ...