Anorexia nervosa and bulimia nervosa have a multitude of medical complications. Read Chief Marketing Officer Julie Holland's most recent blog post about how these eating disorders can affect your body on her blog The Truth About Eating Disorders on EverydayHealth.com How Eating Disorders Affect Your Body: The Health Effects of Anorexia and Bulimia Eating disorders affect more than 10 million Americans. With complexities unmatched by nearly any other disease, they’re also the deadliest mental illness. The physical and health effects of anorexia nervosa and bulimia nervosa are both internal and external. Some of the effects can be permanent or life threatening if necessary treatment isn’t sought. Read the full post here.