Dementia risk more than quadruples among adults with common disorder

A common neurodevelopmental disorder could be linked to dementia risk, a new study suggests.

Research led by the University of Pittsburgh School of Medicine, involving more than 187,000 adults aged 50 and older, found that ADHD (attention deficit hyperactivity disorder) was associated with a substantially increased risk of dementia or mild cognitive impairment (MCI).

The observational study looked at electronic health records and genetic information of participants who were enrolled...