Do masks still help if nobody else is wearing one?

And which masks do the best job?

View in browser|nytimes.com April 22, 2022 Even as major U.S. airlines drop mask requirements, some people may still feel more comfortable wearing one. Aileen Son for The New York Times Here's how much protection masks offer if you're the only person wearing one, and which masks do the best job. → Sign up for the Coronavirus Briefing. An informed guide to the global outbreak, with the latest developments and expert advice about prevention and treatment. Get it in your inbox Need help? Review our newsletter help page or contact us for assistance. You received this message because you signed up for updates from The New York Times. To stop receiving these emails, unsubscribe or manage your email preferences. Subscribe to The TimesGet The New York Times app Connect with us on: Change Your EmailPrivacy PolicyContact UsCalifornia Notices The New York Times Company. 620 Eighth Avenue New York, NY 10018