"Summer".04.10.2008.@*@*@*NOTE@*@*@* Image must be used in black and white according to agreement made between The Star and the subject."Summer" (not her real name) gives us an inside look of struggles with anorexia. According to some scientists, genes, not our thin-obsessed culture or family problems, are the underlying cause of anorexia nervosa. Here she poses in her apartment, Thursday evening, April 10, 2008. For story by Megan Ogilvie. (Aaron Lynett/Toronto Star)ajl (Photo by Aaron Lynett/Toronto Star via Getty Images)