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Should you wear a mask on a plane, bus or train when there's no mandate? 4 essential reads to help you decide
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New Zealand flight: Photo of baby in full-face mask on New Zealand flight goes viral, sparks debate - The Economic Times
![Transport Canada says if you can't wear a mask for medical reasons, prove it — or don't fly | CBC News Transport Canada says if you can't wear a mask for medical reasons, prove it — or don't fly | CBC News](https://i.cbc.ca/1.5582736.1607019137!/cpImage/httpImage/image.jpg_gen/derivatives/16x9_780/virus-outbreak-travel.jpg)
Transport Canada says if you can't wear a mask for medical reasons, prove it — or don't fly | CBC News
![Prosocial behavior of wearing a mask during an epidemic: an evolutionary explanation | Scientific Reports Prosocial behavior of wearing a mask during an epidemic: an evolutionary explanation | Scientific Reports](https://media.springernature.com/full/springer-static/image/art%3A10.1038%2Fs41598-021-92094-2/MediaObjects/41598_2021_92094_Fig1_HTML.png)
Prosocial behavior of wearing a mask during an epidemic: an evolutionary explanation | Scientific Reports
![Majority of Americans support mask mandates on planes and public transit, poll finds | University of Chicago News Majority of Americans support mask mandates on planes and public transit, poll finds | University of Chicago News](https://news.uchicago.edu/sites/default/files/styles/full_width/public/images/2022-04/elly-johnson-e-gtck-iuaa-unsplash.jpg?itok=I5sF4-f7)