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 ...

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.

Every other Friday, the Outside/In team here at NHPR answers listener questions. Lately, the topic has been healing, and this week's question comes from Lucy Perkins via Instagram, who wants to know: ...