Eachyearthereareatleastfivemillionpeoplearoundtheworldwhodevelopseriousflu,andalmosthalfamilliondeaths.Whensomeoneweknowgetsthefluvirus,weexpectthemtobeverycarefulnottopassitontoothers.Doctorsandnursesworkingwithflupatientsalsoneedtoprotectthemselvesfromthevirus.Butwhatisthebestwaytodothis?ThisisthequestionthatfluexpertProfessorJonathanVan-TamatNottinghamUniversityistryingtoanswer.Hewantstofindouthowfluistransmitted,sothathecanstopdoctorsandnursesgettingsick.