Trisomy is a genetic condition characterized by the presence of an extra chromosome. This means that the affected person has ...

Archaeologists can identify some rare conditions, such as dwarfism, from bones alone. But Down syndrome — also known as trisomy 21 — is a remarkably variable condition.

Of the 258 participants, 195 were cognitively asymptomatic, 34 had mild cognitive impairment, 23 had dementia, and six had an ...

First Barbie Doll with Down syndrome by Barbie Life on YouTube. This year, Mattel's 2023 Fashionistas lineup includes new dolls in a variety of body types including a new Fashionista doll wearing ...

Down syndrome is the most common neurodegenerative disease among younger people in the United States, while Alzheimer’s is the most common among adults. Down syndrome occurs because of an extra copy ...

To mark World Down Syndrome Day on March 21, Fox News contributor Tom Shillue headed to Times Square to speak with a father of a girl with Down syndrome about common misperceptions.

The National Down Syndrome Society has called the doll "a huge step forward for inclusion." Mattel’s Barbie is one of the most iconic American brands. Since 1959, we’ve followed Barbara ...

The ad, created by an Italian Down syndrome organization called Coor Down, was released in recognition of World Down Syndrome Awareness Day, March 21.Its tagline, #AssumeICan, is being used by ...

Down syndrome, also known as Trisomy 21, is a condition where people, by chance, are born with an extra chromosome and as a result have some form of learning disability.