Screen time is linked with obsessive compulsive disorder diagnoses in children, according to a new study. Every hour preteens spent playing video games each day was associated with a 13% increase in the odds of developing OCD over a two-year period, according to the study, which was published Dec. 12 in the Journal of Adolescent Health. In addition, each hour preteens spent watching videos per day was associated with an 11% uptick in the odds of developing the disorder, according to the study. The study, conducted by researchers at the University of California San Francisco (UCSF), included 9,…