THE MOST FLEXIBLE FAT CHICK YOU'VE EVER SEEN

 Valerie Sagun, a 27-year-old yoga fanatic from the San Francisco area, has been taking social media by storm with her feats of strength and flexibility on her Instagram page Big Gal Yoga. Photos of Valerie are going VIRAL - with people calling her the THICK YOGA INSTRUCTOR.

Some are calling her the "SEXIEST" BIG GIRL . . . because of her flexibility . . .

 See more photos after the cut