Zero stroke
URBAN LEGEND ABOUT A MENTAL DISORDER DIAGNOSED BY PHYSICIANS IN GERMANY UNDER THE WEIMAR REPUBLIC THAT CONSISTED OF THE DESIRE OF PATIENTS TO WRITE ENDLESS ROWS OF ZEROS DUE TO STRESS FROM HYPERINFLATION
Cipher stroke; Zero Stroke
Zero stroke or cipher stroke was an alleged mental disorder, reportedly diagnosed by physicians in Germany during the hyperinflation in the Weimar Republic (1921–24). The disorder was primarily characterized by the desire of patients to write endless rows of zeros, which are also referred to as ciphers.