Nurture can mean diet. And a lack of Omega 3 in childhood may play a role in a subset off pateints: https://www.sciencedirect.com/science/article/pii/S26663546

Nurture can mean diet. And a lack of Omega 3 in childhood may play a role in a subset off pateints: https://www.sciencedirect.com/science/article/pii/S2666354621001137 https://www.sciencedirect.com/science/article/pii/S266635462... If genetics cannot explain all ADHD cases then Nurture has to play some kind of role.