Although scientists are unable to predict how severe or when a flu season will peak until data beings rolling in, one thing is certain. There will be an influenza outbreak. For some it will be serious, for many it will cost work or school days, and in every building throughout the United States, custodial staffs can have an impact on how many are affected, and to some degree the severity of infections.
Studies of practices like daily desktop disinfection have shown not only how many students are absent, but the length of absence (an indicator of severity) can both be reduced. In businesses, treatment of shared surfaces from October through May may even reduce colds, and have been shown to reduce the norovirus which causes a very severe form of abdominal and stomach sickness.