Birth of Zaynab (daughter of Ali), Nurse and Health Worker Day, Jumada I 5. This date in the Hijri calendar marks the birth anniversary of Zaynab, daughter of Ali ibn Abi Talib and Fatimah bint Muhammad. Zaynab is noted in Islamic history for her social and familial roles. In recent years, this date has also been recognized by Islamic Republic Nurse and Health Worker Day, highlighting the contributions of nurses and health workers to the healthcare system. The observance serves a reminder of the importance of medical and health services and acknowledges the efforts of these professionals in society.