Ask Smithsonian: How Does Skin Heal?
Our skin is an endlessly complex organ. Luckily, in this one-minute video, our Ask Smithsonian host Eric Schulze is here to explain exactly what happens after you get a scrape.
Our skin is an endlessly complex organ. Luckily, in this one-minute video, our Ask Smithsonian host Eric Schulze is here to explain exactly what happens after you get a scrape.