Arches. Photo by Daniel Chia
HOPES: Huntington's Outreach Project for Education, at Stanford
Nov
13
2010

acne

A skin inflammation affecting approximately 80% of people between the ages of 12 and 24. Located in each hair follicle is a gland that lubricates the skin. If some oil gets trapped in the gland, bacteria multiply in the pit and the skin becomes inflamed.