Mystery Illness In New York May Have A Explanation

The mystery illness that has struck several girls in New York may finally be explained.  Dr. David Lichter is a neurology professor at the University of Buffalo and his theory is that the students are unconsciously mimicking symptoms that they have seen online. This is called conversion disorder or more commonly mass hysteria. This video details one of the stricken girls. Is mass hysteria the reason for this mystery illness that resembles Tourette’s?