Medically reviewed by Maria M. LoTempio, MD Key Takeaways Don't pick at the scab, as it might slow healing and cause scars.Watch for infection signs, like pus, bad odor, fever, or redness. Scabs will ...

"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 ...