City & CountyStatistics. Sullivan County is a county located in the U.S. state of Indiana, and determined by the U.S. Census Bureau to include the mean center of U.S. population in 1940. As of 2010, the population was 21,475. The county seat is Sullivan. Sullivan County is included in the Terre Haute, Indiana, Metropolitan Statistical Area.
1 Obsessive compulsive disorder (OCD) is an anxiety disorder characterized by irresistible thoughts or images (obsessions) and/or rigid rituals/behaviors that may be driven by obsessions (compulsions).
Even though the brains of those with OCD do differ, it's not as simple as saying that your brain causes your disorder. Lifestyles and experiences still contribute to OCD symptoms, and the disorder itself can be reduced without even altering your brain.CD and the Brain. Though it is as yet unknown precisely why obsessive compulsive disorder (ocd) occurs, a number of theories exist. Studies of the brains of those with OCD show certain activities that differ from the brains of people without OCD.