Correlates of excessive Pokemon Go playing among medical students.

Background: A new virus "Pokémon GO" is infecting at an exponential rate. The symptoms include swaying your cell phone in air and focusing in blankness, straying into the unknown in search "Pikachu". In the "Pokedemiological" triad, the host is a medical student, agent is Pokémon GO, and the environment is a chaos of childhood fantasies and peer pressure turning into a vicious cycle of addiction, stress, anxiety, and depression.