Intellectual disability is a disorder marked by below-average intellectual function and a lack of skills necessary for independent daily living. The condition begins in the developmental period. The ...

If your child has an intellectual disability (ID), their brain hasn’t developed properly or has been injured in some way. Their brain may also not function within the normal range of both intellectual ...

Fragile X syndrome, also called Martin-Bell syndrome, is an inherited genetic disorder that can cause intellectual and developmental disabilities, as well as social and behavioral problems. Fragile X ...

Intellectual disability is a disorder marked by below-average intellectual function and a lack of skills necessary for independent daily living. The condition begins in the developmental period. The ...