Down syndrome (DS) is a genetic condition where a person is born with an extra copy of chromosome 21. This is additional genetic material that changes the course of development and causes the characteristics we associate with Down Syndrome.

> One in every 691 babies in the U.S. is born with Down syndrome, making it the most common chromosomal condition in the U.S.

> In 1983, the average life expectancy of a person born with Down syndrome was a mere 25 years..Today, its 60.



> The exact cause of the extra chromosome that triggers Down syndrome is unknown to this date.

> Since the 1970s, public schools have been required by law to provide a free and appropriate education to children with Down syndrome.

> While behavior, mental ability, and physical development varies from person to person, many individuals with Down syndrome grow up to hold jobs, live independently, and enjoy normal recreational activities.