New research has identified more genes related to attention deficit hyperactivity disorder (ADHD) and shows an overlap between some of these genes and other neuropsychiatric conditions such as autism and schizophrenia.
Previous research has attempted – without much success – to link common genetic variants to ADHD. But a new Canadian study indicates that about 8% of people with ADHD have rare DNA alterations that may cause or contribute to the disorder. A subset of those genes are found both in people with ADHD and in people with autism spectrum disorders, implying that the disorders may have some common genetic causes.
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