A surprisingly small detail in the skin may play an outsized role in how young skin looks and how well it repairs scars. Researchers say the clue is a microscopic structure found in humans, pigs, and ...

How Does the Skin Barrier Work? If you looked at the stratum corneum under a microscope, it’s sort of takes after brick and mortar. It’s made up of cells called corneocytes that act as bricks. These ...