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It's no secret that we need calories to fuel the body's basic energy needs. Yet many of us find it difficult to take in the right amount—and the right kind—of fuel. No matter how many guidelines we're given, we still crave what we know is bad for us.
Eating disorders are psychological conditions with both emotional and physical symptoms. The disorders include anorexia nervosa (voluntary starvation), bulimia nervosa (binge-eating followed by purging), binge-eating disorder (binge-eating without purging) and unspecified eating disorders (disordered eating that does not fit into anther category).