Before revision: Mass Gathering Medicine is a new field of medicine that focuses on the health risks of mass gatherings.
After revision: StatisticsHere is some Statistics about the latest mass gatherings in the world:2022:July: Hajj in Mecca: 1 million Hajj Information retrieved 30 Jan 2023September: Arba'een Pilgrimage in Karbala: 21 million 21 million Shiites mark Arbaeen in Iraq's Karbala retrieved 30 Jan 20232020-2021:No mass gathering due to COVID-192019:January: Kumbh Mela in Allahabad: 14 million 1.4 crore people take dip as Kumbh Mela begins retrieved 30 Jan 2023February: Kumbh Mela in Allahabad: 50 million Mauni Amavasya: Sangam turns into biggest confluence of human faith as 5 cr devotees take dip retrieved 30 Jan 2023August: Hajj in Mecca: 2.5 million Photos: One million Muslims start Hajj pilgrimage in Mecca retrieved 30 Jan 2023October: Arba'een Pilgrimage in Karbala: 18 million URL Arbaeen pilgrims count hits 18 millionMass Gathering Medicine is a new field of medicine that focuses on the health risks of mass gatherings.