With users getting younger, and the lengths they go to starve themselves more extreme, experts say the only way to understand this community - and lure them out - is to delve inside it I got diagnosed with my eating disorder at the age of nine.
I remember playing tag in the schoolyard with my friends and running around because I wanted to lose weight. When celebrating my birthday, I never wanted a cake; I wanted healthy snacks and told everybody that I didn’t like sweets.
Sydney was, her mom said with admiration, a free spirt and non-conformist, much like Sellers herself had been all through high school and college. Things had been happening in her young life that her parents knew nothing about, and learned only after they found her hanging from a belt that was looped around her loft bed. I knew the part of her that she wanted me to know," said Sellers, a children's rights attorney.
"But as a parent, it never occurred to me there might be more.
She had been dating a boy in her grade who, Sellers said, hit every check on the list of traits a parent would want in their daughter's first boyfriend.
She wrote poetry, earned her black belt in Taekwondo, took honors classes and was an altar server at her Catholic church.
She might listen to Ella Fitzgerald one day, and Breaking Benjamin the next.
By the age of 10, I had already invented lies about food allergies. Although she studied social work at university but is now unemployed, “because of the obvious”. She set it up when she was 14 and has thousands of followers around the world.
I became a vegetarian and decided that I wasn’t allowed sugar. At the top of the front page is a red banner with a white ribbon, which reads: “Anorexia is a lifestyle, not a disease”. Her aim is to provide “tips, tricks and information” for others who, like her, are in the grip of an eating disorder.
Websites that promote eating disorders are on the rise.