  urlLink If you think we're fat and unhealthy now ... : "Junk food, sugary drinks and beer make up nearly one-third of the calories adult Americans consume daily, according to a new study. 'We knew it was bad, but we didn't know it was this bad,' said Gladys Block, a professor of epidemiology and public health nutrition at the University of California-Berkeley. 'It's no wonder there's an obesity epidemic in this country. '" 
