In June 2017, SELF magazine published a story online that quoted Dr. Chang regarding earwax and its cleaning. He is mentioned in the last paragraph. The ear canal is generally self-cleaning, so "the majority of folks don’t have to do anything," Christopher Chang, M.D., an otolaryngologist, previously told SELF. In fact, sticking a cotton swab in your ear is a recipe for disaster. Source: Watch This Earwax Extraction Video and Try Not to Look Away . SELF 6/26/17