Christie Brinkley is 65 and still making headlines with her beach bod. The supermodel posted several vacation pics on Instagram of her rocking a black string bikini.
According to Fox News, the stunning Sports Illustrated swimsuit legend credits clean living. She says her generation has been exercising, eating right, and trying to make healthy choices in general. She says "keeping young" is all about staying active and continue to learn, grow, and try new things.