Sarah Jessica Parker Good Genes or Good Docs?

7/26/2009 1:40 AM PDT BY TMZ STAFF
Years of cosmos and five-inch Manolos can wreck a gal, but not Carrie Bradshaw.

Here's 17-year-old "Square Pegs" star Sarah Jessica Parker back in 1982 (left) -- and 27 years later, the 44-year-old mother of three version at some event in April (right).

"Sex" must do the body good.