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The Americans werewearing face masks For many 2020, but that does not mean they do not continue to make major mistakes. For example, you always see people wearing masks under their noses or lontirFace coverings that are not really protective. Now, the US administration on food and medicines (FDA) is fighting to stop another dangerous mask error: the FDA warns people against the use of facial masks with metal parts during MRI exams. Read to find out why these masks could pose serious risks and for more ways than your mask can not protect you,If your mask has not three, it does not really work.

The FDA issued a security warning on December 7th toAlert health workers and potential risk patients injury This comes with face masks with metal parts or a coating during the MRI.

"The metal parts, like pieces of nose sometimes called clips or nose wires, nanoparticles (ultrafine particles) or antimicrobial coating that can contain metal (such as silver or copper), can become hot and burn the patient during a MRI "," the warning reads. "The FDA recommends to patients to wear facial masks without metal during the MRI."

According to the FDA, they issued the warning after receiving a report that the face of a patient had been burned from the metal in a facial mask at a scan of the MRI neck. They also noted that it can be difficult to determine if your mask is metal, because all of folding nose pieces on hidden staples on the headband could be a risk factor.

"You may not be able to know if your mask may be metal. Ask the MRI to confirm that the face mask you will wear does not contain metal parts," they indicate in the Warning.

For health workers, the FDA says it must ensure that the facial mask of a patient does not contain metal. If they can not confirm that "the absence of metal" with the mask of a patient and a mask is necessary, health care providers are "encouraged to provide facial masks without metal to patients who will undergo an MRI. "

If you have been burned by your face mask at an MRI, the FDA requests thatYou report them. Meanwhile, if you need a refreshment on other face coatings, you will avoid, keep reading and for more masks,This mask feature does not do what you think the experts warn.

The World Health Organization (WHO) has recently updated its facial mask recommendations on December 1, calling this coverage. According to the organization, theThe use of face shields is lower than facial masks Because the shields will not block the expired droplets of the carrier and can not prevent them from inhaling droplets either. And for more ways to protect yourself,This thing is better to protect you from COVID than your mask.

More and more evidence indicates that you need at least three layers of fabric on a face mask to protect yourself fully. The most recent study was conducted by researchers at Virginia Tech University whichTested 11 different types of face masksNine fabric masks made from materials such as coffee filters, a cotton t-shirt and other fabrics, as well as a face shield and a surgical mask, Yahoo! The news. In their conclusions, masks that had three layers were the most protective. And for more information up to date,Sign up for our daily newsletter.

Researchers at the National Institute of Standards and Technology (NIST) have recently found that facial masks with ventilation valves actually help to broadcast coronaviruses. They concluded that while the regular N95 masks completely stop the passage of the droplets,N95 masks equipped with a fan valve Do nothing to stop propagation. And for more things that help transmission,Dr. Fauci says that this only thing could spread Covid more than anything that's even.

Your face masks can match the protection criteria, but if it is not clean, it does not help you. A meta-analysis published on September 28Bmj Openfound not to wash cloth masks after useIncreases the risk of coronavirus contamination. So, while it may be tempting to wear the same mask for days in a row, you must wash it after each use so that it actually works. And to help wash your masks, discover5 ways to clean your fake face mask.