World Down Syndrome Day

A global awareness day celebrated on the 21st day of the 3rd month, signifying the uniqueness of the triplication (trisomy) of the 21st chromosome which causes Down syndrome.

world down syndrome day logo

Let's Celebrate!

The date for WDSD being the 21st day of the 3rd month, was selected to signify the uniqueness of the triplication (trisomy) of the 21st chromosome which causes Down syndrome.