Scabs get a bad reputation because they’re dry, crusty, and inconvenient, but they are one of the body’s most effective protection systems. From a biological standpoint, a scab is your skin’s ...

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 ...