Americans recognize that good hygiene is an effective line of defense against the H1N1 virus (previously known as Swine Flu). However, that awareness has not driven a change in how frequently people wash their hands or clean surfaces that they touch all the time, which are important, effective behaviors for avoiding flu. In a nationwide survey conducted on behalf of The Soap and Detergent Association, respondents were asked about their level of concern about the virus; how that concern has ch...