21st of March is observed as ‘World Down Syndrome Day’. Down syndrome is a genetic disorder which occurs when a baby is born with an additional copy of their 21st chromosome. This condition may result in mental as well as physical disabilities in children. Experts reveal that 21st day and third month indicate the trisomy of the 21st chromosome that leads to Down syndrome. Therefore, this event is specifically scheduled on 21st of March. This event mainly aims at providing information regarding Down syndrome treatment and causes to spread awareness about this condition.