The National Institute of Neurological Disorders and Stroke (NINDS), a part of the National Institutes of Health, is the leading U.S. federal government agency supporting research on brain and nervous system disorders. It provides the public with educational materials and information about these disorders.

The Autism Science Foundation's mission is to support autism research. The organization also provides information about autism to the public and serves to increase awareness of autism spectrum disorders and the needs of individuals and families affected by autism.

NCBDDD aims to find the cause of and prevent birth defects and developmental disabilities. This agency works to help people of all ages with disabilities live to the fullest. The website has information on many topics, including genetics, autism, ADHD, fetal alcohol spectrum disorders, diabetes and pregnancy, blood disorders, and hearing loss.

This website is sponsored by the Nemours Foundation. It has a wide range of information about children's health, from allergies and diseases to normal growth and development (birth to adolescence). This website offers separate areas for kids, teens, and parents, each providing age-appropriate information that the child or parent can understand. You can sign up to get weekly emails about your area of interest.

The National Dissemination Center for Children with Disabilities (NICHCY) is the national information and referral center that provides information on disabilities and disability-related issues for families and professionals. The focus is on children and youth, birth to age 22.

The National Institute of Mental Health (NIMH) provides information to help people better understand mental health, mental disorders, and behavioral problems. NIMH does not provide referrals to mental health professionals or treatment for mental health problems.