A project at the University of Michigan has students wearing surgical masks to monitor possible flu outbreaks, but some students have been slacking off. The Chicago Tribune reported on the project ...

Added coconut oil to cheap coffee before keto made it cool. See full bio. Jessica Rendall. ... In the CDC's simulation study, a regular surgical mask provided only 7.5% protection for the wearer.

Este artículo está disponible en Español. Léelo en español.. As the more highly transmissible omicron variant continues to be the country’s dominant Covid strain, health experts are recommending ...