Yes. 2 year olds can wear a mask. It isn’t dangerous and the children get used to them really fast.
https://www.cbsnews.com/news/aap-mask-recommendations-kids-2-years-covid-vaccine/
Category: Breathing protection
Anyone read up on Covid and transmission/mitigation. knows that the SARS-Cov-2 virus likes to get airborne. 90%+ of transmission is airborne. This makes air quality important when it comes to protect people indoors.
https://www.scientificamerican.com/video/how-to-improve-indoor-air-quality/
Some people doesn’t believe in masks. Maybe because they don’t understand how they work. This article explains this pretty well.
https://www.wired.com/story/the-physics-of-the-n95-face-mask/