Scabs get a bad reputation because they’re dry, crusty, and inconvenient, but they are one of the body’s most effective ...
A person may occasionally pick at their scabs. These might itch, which may cause the person to scratch and remove the scab. Sometimes, however, a person may pick at their scabs compulsively.
Some of you may remember my thread detailing a rather stupid crash on my bike. As can be assumed, by now, these things have scabbed up. The abrasion on my knee produced the gnarliest scab of them all.