People with Down syndrome have an extra chromosome that impacts how a person looks and their ability to think, learn, and reason. Find out the type, causes, and kinds of effects it can have.
Down syndrome is a condition caused by chromosome replication errors. A baby born with Down syndrome may have symptoms such as unusual facial features, low IQ, and difficulty learning to walk and crawl.
Down syndrome is a chromosomal condition that is associated with intellectual disability, a characteristic facial appearance, and weak muscle tone (hypotonia) in infancy. All affected individuals experience cognitive delays, but the intellectual disability is usually mild to moderate. People with ...
Down syndrome is the most common genetic condition in the United States. We’ll explain the causes, symptoms, and outlook of this condition.
- related to "down syndrome"