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Trypophobia Definition. There are thousands of people who claim they have the Trypophobia (fear of holes in the skin). However, It is not recognized in the American Psychiatric Associationâs Diagnostic and Statistical Manual of Mental Disorders (DSM) or other scientific literature.
Photos: Trypophobia: A fear of holes Some researchers believe trypophobia has evolutionary ties. In a paper published in 2013, Arnold Wilkins and Geoff Cole of the University of Essex presented the theory that many of the world's most dangerous animals, such as alligators, crocodiles, snakes, and poisonous fish, have clusters of bumps and holes on their skin.