Hysteria and Teenage Girls - How Justin Bieber, The Beatles, Morrissey, Franz Liszt, the Salem Witch Trials and the invention of the vibrator might all be related.
What happened to the girls in Le Roy? (NYTimes) 18 girls in Le Roy, New York have been suffering from tics and seizures. Neurologists believe the cause is conversion disorder (AKA hysteria) combined with mass psychogenic illness. Others have suggested environmental causes, or PANDAS. [more inside]