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If you run in the supermarket or if you head for work,mask Could just be the easiest way to stay safe in the middle of the coronavirus pandemic. However, while the CDC hasRecommended use of public fabric coatings in public When social distancing is not possible, doctors say that if your mask does not have to filter, it may not protect you as much as you hoped.

"The ideal fabric masks you really want to have is the one that has three layers. So you have an inner layer,You have the filter layerand you have your outer layer "Aileen Mr. Marty, MD, professor of infectious diseases at the International University of Florida, explained in an interview withHello America. "If you add this filter, you also add a very good protection for yourself."

Marty explained that the material used in the composition of a mask also makes the difference: the outer layer must be water resistant, the inner layer must be absorbed and the intermediate layer must be a non-fiberglass filter.

So what kind of filter material is the most emotional? In an interview with NPR,Can, an epidemiologist at the Colorado Public Health School of Public Health and the World Health Organization (WHO), noted that polypropylene, a fabric frequently also called Spunbond, is aLarge filter materialThanks to its electrostatic load, which can help catch droplets instead of allowing them to escape the limits of the mask. If you do not have access to polypropylene, CHU explained that two folded fabrics, making a total of four layers of paper, will also work without benefiting from an electrostatic charge.

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However, even if you wear a mask with a filter, it does not mean that you have finished protecting yourself. Marty noted that the filters should be modified after each second or third use. Similarly, the CDC recommends thatFabric masks must be washed after each use limit the risks of infection or cross-contamination.

Fortunately, even if you can not get your hands on a filter, the port of a mask can significantly reduce your risk of doing coronavirus: according to researchers from the University of California, Davis, just wear a mask.Reduce the risk of a person to become sick with COVID-19 of 65%. And if you want to protect yourself, brush on these50 security tips Covid essentials the CDC wants you to know.