<p>Today's True Weird Stuff - Open Wide</p> <p>&nbsp;</p> <p>In the early 1900s, psychiatrist Dr. Henry Cotton claimed he could cure mental illness by removing hidden infections in the body. His theory led to a shocking medical practice at the New Jersey State Hospital for the Insane in Trenton&mdash;patients had all of their teeth pulled, tonsils removed, and even parts of their intestines surgically removed in an attempt to eliminate bacteria believed to cause insanity.&nbsp; What started as a revolutionary medical theory quickly spiraled into one of the most disturbing chapters in psychiatric history.</p>