You were born with your very own personal body suit, your skin.  It is the largest organ that you possess.  It grows and changes as you grow and change.  It has a very important job to do, and that is to protect your inside from infection and germs.  Your skin is constantly exposed to injury, whether from UV exposure, pollution, or physical injuries like scratches, scrapes, and other wounds.  It is perpetually making new skin cells to repair itself.  It’s always on the defensive, just waiting to mobilize the troops…