Autism on the Mind: In March, Oxford neurologist Lady Susan Greenfield announced in the House of Lords, and in an interview with the United Kingdom's Daily Mail, that she thinks social networking sites like Facebook, Twitter and MySpace can "rewire" children's brains and cause autism. This led countless panicked parents to ask at what age they should unglue their kids from computers to keep them from "catching" autism. Dr. Greg Allen, a neuroscientist in The University of Texas at Austin's College of Education, can't announce just yet that he has an airtight answer, but he's on a promising track.
Brain Signals Less Satisfaction for Obese People, Research Shows; Blunted Reward Response, Gene May Trigger Over-Eating
Obese individuals may over-eat because they experience less satisfaction from eating food due to a reduced response in their brains' reward circuitry, according to a new study by Eric Stice, psychology researcher at The University of Texas at Austin.