Pimples, also known as acne vulgaris, are a common skin condition that affects people of all ages. They occur when pores in the skin become clogged with oil, bacteria, and dead skin cells. Pimples can be mild or severe, and they can appear anywhere on the body, but they are most common on the face, chest, back, and shoulders.
There are a number of things that can cause pimples, including: