Mayo Clinic: Down's Syndrome
- A description of the disease plus complications, risk factors, diagnosis and treatment.
- http://www.mayoclinic.com/health/down-syndrome/DS00182

Down Syndrome
- A family site providing links and information on specific treatments and general therapies, with movies of their affected child.
- http://www.cdadc.com/ds/

eMedicine Health: Down Syndrome
- Provides an introduction to the disease and its characteristics, symptoms and treatment.
- http://www.emedicinehealth.com/articles/50095-1.asp

Down Syndrome (Trisomy 21)
- Explains the cardiac and non-cardiac complications, as well as outlining treatment options and prognosis. From the Cincinnati Children's Hospital Medical Center.
- http://www.cincinnatichildrens.org/health/heart-encyclopedia/disease/syndrome/down.htm

New Attitudes Enhance Care of Adults with Down Syndrome
- A short MCW healthlink article by Dr. David Smith regarding successful health care management of people with Down syndrome.
- http://healthlink.mcw.edu/article/1031002308.html

National Down Syndrome Cytogenetic Register (UK)
- Information about an anonymous register allowing researchers to analyse possible causal factors. Includes interpretation of the results.
- http://www.mds.qmw.ac.uk/wolfson/ndscr/

Articles on Communication
- How parents can teach their children with Down Syndrome to talk and communicate effectively.
- http://www.jamesdmacdonald.org/Articles/DownSyndrome.html

Down's Syndrome Medical Interest Group (UK)
- Information for healthcare professionals, including UK-specific growth charts, guidelines, and medical information library.
- http://www.dsmig.org.uk/

Health Care for Adults With Down Syndrome
- Recommendations on their specific health maintenance needs.
- http://healthlink.mcw.edu/article/1001820316.html

The PREP Program
- A school and resource centre. Includes descriptions of what they do with toddlers, school-aged children, and teens. Also included are their fees.
- http://www.prepprog.org

Down Syndrome Information Network
- Includes a online library of books and articles.
- http://www.down-syndrome.net/

Mosaic Down Syndrome
- Stories, message boards, and a FAQ.
- http://www.mosaicdownsyndrome.com

Health Issues in Down Syndrome
- A collection of medical essays and abstracts for parents.
- http://www.ds-health.com

Down Syndrome: For New Parents
- Dedicated to providing parents with information about Down syndrome.
- http://www.downsyn.com

Growth Charts for Children with Down Syndrome
- Charts included are for height, weight, and head circumferences. Printable.
- http://www.growthcharts.com