Can wearing a mask protect against Delta virus infection？

With repeated outbreaks in many countries overseas, many scientists have called on the public to minimize gatherings and adopt stricter quarantine measures. As more and more people realize the importance of wearing masks and maintaining social distancing, homemade Christmas masks are also popular among overseas consumers.

Masks play a crucial role in preventing human-to-human transmission of the virus. Wearing masks can help reduce transmission and the chance of contracting the virus. When two people wear masks, the risk of COVID-19 transmission is reduced to 1.5%. This risk increases to 95 percent when neither person is wearing a mask.

Therefore, some people wear two masks at a time, but in fact, for normal conversations in daily life, one mask is ok, and wearing two masks at the same time cannot play a better protective role.

Because respirator protection effect basically see the sealing, as long as wear masks closely fit with their face, so can be sufficient to prevent the virus infection, on the contrary the second floor of the wearing of masks inner layer and the layer mask outer contact, weak airtight sex of the two layers of face mask is not good, in the process of contact, can cause new infections appear instead.

Do non-medical masks have protective effect on Novel Coronavirus

Has some effect. Currently on the market of medical masks, three layer outer is non-woven fabric, droplets, dust, etc., can be stopped in the middle is soluble spray cloth, can filter the tiny particles, the inner layer is a non-woven, can adsorption exhaling heat close skin comfortable, wearing a certain block in the process of droplet and block the effect of particulate matter, but for more tiny virus protection is very small.

Therefore, it is recommended to wear ordinary medical masks, surgical masks and protective medical masks in medical Settings or to prevent viral infection. Only these masks have a definite preventive effect on viral infection, and non-medical three-layer disposable masks should be minimized.