Thank you for these links, I wish the BBC article included them. Here's the press release from the University of Rochester, where the study was conducted: http

Thank you for these links, I wish the BBC article included them. Here's the press release from the University of Rochester, where the study was conducted: http://www.urmc.rochester.edu/news/story/index.cfm?id=3956 http://www.urmc.rochester.edu/news/story/index.cfm?id=3956