Every time we open our mouth we exhale particles that may contain the virus. As states begin to adjust to a new normal and people start spending more time indoors, experts and local officials are ...

(CNN) — Double masking can significantly improve protection, new data from the US Centers for Disease Control and Prevention shows. Researchers found that layering a cloth mask over a medical ...

In contrast, exhaling through the mouth caused infectious particles to travel further, along a more horizontal path. This dispersal pattern, the researchers say, increases the risk of infection spread ...

Measles is considered one of the most contagious diseases in the world, according to the World Health Organization (WHO). The ...

Following several years of collaboration with major public health agencies, the World Health Organization has broadened its classification of airborne diseases — a move that could have significant ...

In the chaotic first few months of the Covid-19 pandemic, stores faced shortages of all kinds — toilet paper, canned food, and especially, cleaning supplies. With everyone scrubbing their groceries, ...

The researchers applied HAV particles to steel surfaces to determine the number of infectious virus particles over 60 days. “We detected infectious particles on the surface for up to 40 days, which ...

Back in the early to mid-1980s prior to the vaccine availability of hepatitis B, concerns about proper infection control in dentistry emerged. Ungloved dentists, especially oral surgeons, were ...