Down syndrome is a genetic disorder that occurs when a person receives an extra copy of their chromosome 21, known as Trisomy 21. The additional genetic material disrupts typical development, which ...

Signs of neurodegeneration in individuals with Down syndrome may start as early as birth, a critical stage of brain ...

Down syndrome is a genetic disorder caused by an extra copy of chromosome 21. Along with causing intellectual disability and physical health issues, this condition may make a person more prone to ...

Mosaic Down syndrome is a variant of Down syndrome. Down syndrome is a congenital (present at birth) genetic condition that occurs when a person has three copies of chromosome 21 instead of two (the ...

Teenagers with Down syndrome experience many of the same emotional and hormonal changes as their peers. Their teenage years can also offer the opportunity to expand their functional and social skills.

Credit: Getty Images Experts explore the 2022 AAP Down syndrome health supervision guidelines and the SPIKES strategy for delivering compassionate, family-centered diagnoses. In December 2023, ...

Fetal alcohol syndrome (FAS) and Down syndrome are both conditions that are present at birth. While they both affect facial appearance, development, and physical health, they have different causes.

A first smile, a first step, a first day at school. These moments matter to every family. Yet too often, when people hear the words “Down syndrome,” it stays at a distance. It becomes a definition, a ...