The fan theory The Disorders of Characters in Winnie the Pooh was conceived by The Canadian Medical Association.

  • Winnie the Pooh has an Eating Disorder because he is addicted to Honey. He is also impulsive and obsessive when it comes to Honey.
  • Piglet has Generalized Anxiety Disorder because he is always nervous or scared. He stutters and has very low self-esteem.
  • Eeyore has Depression because he always feels dejected and gloomy.
  • Owl has Dyslexia and Amnesia because he often misspells and misreads words, forgets things after he says them, and has trouble recalling information.
  • Tigger has Attention Deficit Hyperactivity Disorder because he cannot focus well and is constantly moving to the point of bouncing everywhere, even off walls.
  • Rabbit has Obsessive Compulsive Disorder because he is extremely orderly and obsessive.
  • Kanga has Social Anxiety Disorder because she is extremely overprotective of Roo to the point of insisting he can do nothing for himself.
  • Roo has Autism Spectrum Disorder because he is oblivious of potential danger, is easily influenced by Tigger, and has a strange attachment to his mother's pouch.
  • Christopher Robin has Schizophrenia because his “friends” appear depending on his mood.
  • Sly Fox has Antisocial Personality Disorder because he is willing to trick and steal from others to get what he wants.
  • Gopher has Tourettes because he seems to be saying things he doesn’t appear to mean to say, including stuttering.
  • Kessie has Truman’s Syndrome because she always acts like she’s on TV.
  • Darby has Narcissistic Personality Disorder because of her need for attention and to be in charge.
  • Lumpy has Bipolar Disorder because he tends to have changes of mood quickly. Sometimes he may feel some way, but will change it for no reason.
  • Stan has Split Personality Disorder because he tends to act like there is two people controlling him, one who is mischievous and mean, and the other who is rather friendly and helpful.
  • The Backson has Intellectual Disability.