Meanwhile, Jenni "JWoww" Farley, who gave birth this past July
to Alexandra Mathews, also swears by waist training, as is evident by her recent selfies. Promoting the brand Girly Curves
, the Jersey Shore
star may have posted her sexiet selfie yet on Monday while wearing her corset. "Waist training in my favorite waist cincher from @Girlycurves_!" JWoww Instagrammed. "Giving me AMAZING RESULTS! Can't wait to show you guys my CURVES in 30 days!"