Medically reviewed by Nicholas R. Metrus, MD Key Takeaways Mosaic Down syndrome has some cells with three copies of chromosome 21, and some with two instead of all three.Only about 1% to 2% of people ...

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.

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.

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 ...

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 ...

A single missing molecule in the brain is emerging as a powerful new clue to why learning and memory are altered in Down ...

Professor Rhonda Faragher AO is Director of the Down Syndrome Research Program in the School of Education at the University of Queensland, Australia. She is also Vice-President of Down Syndrome ...