All Hairstyles are Not Created Equal [via Johns Hopkins]

"In a review of 19 studies, researchers at Johns Hopkins say they can confirm a “strong association” between certain scalp-pulling hairstyles — many common among African-Americans — and the development of traction alopecia, gradual hair loss caused by damage to the hair follicle from prolonged or repeated tension on the hair root. An estimated one-third of African-American women suffer from traction alopecia, making it the most common form of hair loss among that group." 

Read the full story on Johns Hopkins Medicine's site.