Sam Stubbs’s parents were asked about his quality of life while treating him for a lung infection. They realised it was because he was born with Down syndrome.

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 major challenge in testing new therapies for people with intellectual disability is finding accurate tools to measure whether the intervention or medication works. A new study by researchers at the ...

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 ...

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 ...

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 ...

The U.S. Supreme Court is set to hear arguments in a case that advocates say could have major implications for how intellectual disability is defined. The high court will consider Hamm v. Smith on ...