How efficiently the virus spreads depends on several factors, including how much virus an infected person sheds, the temperature and humidity of a room and how close people are to one another. To ...

Researchers set out to create a perfect storm of infection: a cramped hotel room, people actively shedding influenza, and healthy volunteers breathing the same air for hours. Instead of triggering a ...

A group of volunteers spent days locked in a small hotel room with people actively infected with flu. They played games, shared objects and exercised together in conditions designed to help the virus ...