While Emma has Down syndrome — specifically a rare type called Mosaic Down syndrome — some people don’t believe it. “At the ...

Down syndrome is a common chromosomal disorder caused by an extra chromosome 21, leading to intellectual disabilities and ...

Down syndrome most often occurs when an embryo is conceived with a third copy of chromosome 21. It less commonly occurs when a part of a chromosome ... Normally, the egg cell and eye sperm cell ...

Researchers who study Down syndrome at the University of Colorado Boulder advocate for more inclusion on World Down Syndrome ...

On World Down Syndrome Day, March 21, we remember Dr. Jérôme Lejeune, a Catholic doctor on his way to sainthood.

Down Syndrome, known as Trisomy 21, is a genetic disorder caused by an extra chromosome 21. It affects facial appearance, developmental abilities, and overall health, with the risk increasing with ...

Researchers are working to reduce the health risks associated with Down syndrome and improve long-term quality of life.