42% of girls in grades 1-3 want to be thinner. No 7-year-old should be self-conscious about their body. 78% of 17-year-old girls are unhappy with their bodies. And no, that wasn’t a typo. 30% of high-school girls and 16% of high-school boys have an eating disorder. Teenage girls are reportedly “more afraid of gaining weight than getting cancer, losing their parents, or nuclear war.”