Meet world thinnest but very brave girl

At just 5ft 2" tall and weighing in at 4st 3lb, Lizzie Velasquez, 24, appears worryingly thin at first glance. But her tiny frame wasn't caused by an eating disorder. Instead, it is the result of a syndrome so rare that it is shared by just two other people. Her condition means that try as she might, Lizzie, from Austin in Texas, finds it impossible to gain weight or store fat, and as a result, she's forced to eat up to 60 small meals a day. Continue to see more pictures and read about her @