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: ...

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 ...

Wound healing happens in four stages: homeostasis, inflammation, proliferation, and remodeling. In the inflammation stage, ...

When nutrients run low, hair follicle stem cells can stop making hair and help repair the skin instead. A drop in the amino ...