“They want to wear two masks - let them wear them, but this does not need to be done, one mask is enough.
Every thing also has a negative effect, because when a person breathes, he gives off carbon dioxide.
On the one hand, two masks, of course, protect, through them fewer particles of the virus can penetrate, but on the other hand, a person inhales less oxygen, ”RIA Novosti quoted her as saying.
Wearing two masks leads to increased carbon dioxide in the nose and, as a result, feelings of drowsiness and fatigue.
Earlier, Vladislav Zhemchugov, a specialist in especially dangerous infections, Doctor of Medical Sciences, in an interview with the Moscow 24 website, assessed the effectiveness of respirators and conventional masks.