According to a new study, viruses can spread through an office within hours.
The CDC and WHO claim they are hard at work tracking 100 people that may have come in contact with the deadly MERS virus.
Health officials are blaming the flu for three deaths in southern Utah in the past two weeks.
State agriculture officials say more mosquito pools have tested positive for West Nile virus in northern Nevada.
Nevada health officials are urging residents to protect themselves from bug bites after mosquitoes in two ponds in Clark County and another in Lyon County tested positive for West Nile Virus.