Face masks should be changed every two hours, doctors tell why

While many people started asking a question again and again how often they need to wash or change health care professionals warn that they must change it often to avoid rashes and infections.

Atul Aundekcar, chief executive of the Avivo Health Group with headquarters in the United Arab Emirates, which runs many health clinics, recommends that people use masks with three layers that can be changed every two hours.

According to the doctor, this will help prevent many infections. He also said that germs are present on the inside of the mask as well as on the outer surface. According to Dr. Anandercar, in terms of infection management, one of the effective tools to assess the load of microbes is the measurement of internal and external air for particles similar to bacteria (BLP) and particles like viruses.

One can similarly measure the bacteria ' colony that accumulate for a piece of clothing. Tests have found that within an hour, the collection is 1♫10, erected in the power of five,” he said.

According to him, this means that within a few hours there may be a gathering of millions of microbes that can be transformed on the basis of interaction of environmental growth factors, leading to infections.

As a result, a person who wears a long - term mask without changing it can receive respiratory lesions as well as rashing his face, he warns.

The World Health Organisation (OBSH) does not recommend using respiratory waves masks. This type of mask can make breathing easier, but it also allows any pathogen to enter through the opening of the valve.