Covid 19 coronavirus: What you can do post-vaccine, and when 22 Dec, 2020 01:48 AM 9 minutes to read Those who have been vaccinated might need to hang onto their masks for a while. Photo / Getty Images New York Times By: Claire Cain Miller, Margot Sanger-Katz and Katherine J. Wu Particularly in the early months of vaccination, many activities should wait, experts say — and plan to keep your masks. Vaccines are here, bringing hope of the pandemic's end. But even when you get your dose, it won't mean an immediate return to life as you knew it. Scientists cite several reasons for staying masked and cautious as you start your post-vaccine life. Vaccines don't offer perfect protection; we don't yet know whether vaccinated people can spread the virus; and coronavirus is likely to continue its rapid spread until a large majority of the population is vaccinated or has survived a natural infection.