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  1. Down Syndrome | Birth Defects | CDC

    Dec 26, 2024 · People with Down syndrome often have developmental challenges, such as being slower to learn to speak than other children. Distinct physical signs of Down syndrome are …

  2. Down Syndrome | Nemours KidsHealth

    What Is Down Syndrome? Down syndrome is a condition in which a baby is born with an extra chromosome number 21. The extra chromosome is associated with delays in the child’s …

  3. Down Syndrome - Boston Children's Hospital

    Down syndrome is a genetic condition that happens when a child is born with an extra chromosome. The extra chromosome affects the way the child’s brain and body develop, …

  4. Down Syndrome: Symptoms & Causes - Cleveland Clinic

    Children born with Down syndrome lead happy and healthy lives with supportive care. Treatment and therapies can help them reach developmental milestones, gain an education with their …

  5. Down Syndrome (Trisomy 21) in Children - Stanford Medicine ...

    Down syndrome is a genetic disorder. It is also called trisomy 21. It includes certain birth defects, learning problems, and facial features. A child with Down syndrome also may have heart …

  6. Down Syndrome: Causes, Symptoms, Diagnosis, and Treatment - WebMD

    Feb 23, 2024 · People with Down syndrome have an extra chromosome that impacts their looks and their ability to think, learn, and reason. Discover the type, causes, and kinds of effects it …

  7. Down syndrome - Symptoms and causes - Mayo Clinic

    Nov 12, 2024 · Early intervention and special education services can help children and teens with Down syndrome reach their full potential.