Barnesville, Ohio. Barnesville is a village in Belmont County, Ohio, United States. It is located in the central portion of Warren Township in Belmont County and is part of the Wheeling, West Virginia Metropolitan Statistical Area. The population was 4,193 at the 2010 census.
Family income, lifestyle and educational levels do not affect the chance of autism's occurrence. Autism is a brain disorder that affects a person's ability to communicate, to reason, and to interact with others. It is a spectrum disorder that affects individuals differently and to varying degrees of severity, and it is often found in combination with other disabilities.
New Study Implicates Environmental Factors in Autism. A new study of twins suggests that environmental factors, including conditions in the womb, may be at least as important as genes in causing autism. The researchers did not say which environmental influences might be at work. But other experts said the new study, released online on Monday, marked an important shift in thinking about the causes of autism, which is now thought to affect at least 1 percent of the population in the developed world.