Down syndrome is a chromosomal disorder due to an extra copy of chromosome 21, or Trisomy 21. The additional genetic information for development changes results in intellectual disabilities, unique ...

1 in 1,000 to 1 in 1,100 live births worldwide are children born with down syndrome. The United Nations notes that each year, approximately 3,000 to 5,000 children are born with this chromosome ...

As October marks World Down Syndrome Awareness Month, it’s an opportune time to learn and support those with the condition. About 5,700 babies are born in the U.S. with Down syndrome each year, and ...