Pimples, Scars, Blackheads, Whiteheads, Blemish, Acne marks, Acne scar removal, Acne, Clear skin, Mark, Blemish, Discoloration, Spots, Acne scars, Scars, Pustules. What is acne? Your skin has tiny holes called pores that can become blocked by oil, bacteria, dead skin cells, and dirt. When this occurs, you may develop a pimple, sometimes also called a…