Nicole ‘Snooki’ Polizzo used her own self confidence to overcome her eating disorder. The ‘Jersey Shore’ star has reflected on how she learned to embrace herself and how her relation ship with her body changed over the years. She told E! News: “In high school, I suffered from an eating disorder—not eating, anorexic. Cheerleading did that to me. “But then I just felt so confident in myself. “I was like, ‘You know what? Whatever, I don’t care what size I am. As long as I’m happy and I’m enjoying life, I don’t really care.’ ” The 36-year-old reality star explained how her “body fluctuates” due to…