Prevention or protection from ADHD??
by Jay Gunkelman - March 26, 2013
This link contains graphics showing the correlation between solar intensity and the prevalence of ADHD in the USA. The intense sunlight seen in th Southwest has a protective/prevantative effect on the prevalence of ADHD. The underlying paper was just published in Biological Psychiatry and was the topic of a recent workshop in Nijmegen, in The Netherlands. The solar factor likely influences from 25% to nearly 50% of the ADHD population.
http://www.brainclinics.com/association-adhd-intensity-sunlight-adhd-prevention