There’s a disease spreading all over the world that’s killing hundreds of thousands of people, and you have an cheap and easy way of making it less lethal for those around you, but you won’t do it because you might look silly, and you feel fine anyway.
Even if you don’t have any symptoms, wearing a mask will help improve the odds of anyone you come in contact with getting this life-threatening disease. How it makes you feel is far less important than saving just one life. How can you not figure this out?
Not convinced? Read “COVID-19: How much protection do face masks offer?” by The Mayo Clinic.