What are intellectual and developmental disabilities? Intellectual disability is a disability characterized by significant limitations in both intellectual functioning and in adaptive behavior, which ...

Intellectual disability causes significant limitations to a person’s intellectual functioning and adaptive behavior. Intellectual disability is also sometimes known as cognitive disability. An ...

A new version of the Diagnostic and Statistical Manual of Mental Disorders released this month includes changes to the definitions of both autism and intellectual disability that experts say will ...

There are more than a half million homeless people in the United States; more than half of them sleep unsheltered each night, while the other half use emergency shelters and transitional housing.

Almost 1,500 genes have been implicated in intellectual disabilities; yet for most people with such disabilities, genetic causes remain unknown. Perhaps this is in part because geneticists have been ...

A new study finds the NIH Toolbox Cognition Battery is a promising option for measuring cognitive change in people with intellectual disability. A major challenge in testing new therapies for people ...

People with intellectual disabilities, such as those with Down syndrome or fetal alcohol spectrum disorder, have historically had shorter life expectancies than the general population, but data from a ...

Disability advocates are speaking out as the U.S. Supreme Court prepares to take on a case that hinges on whether a diagnosis of intellectual disability should be based on more than an IQ score. The ...