There's evidence that a booster dose reduces a person's likelihood of being infected with SARS-CoV-2.

That's super like Mario, but less likely doesn't mean impossible.

In general, boosters reduce symptom severity and duration, and reduce transmission: https://t.co/rF2sQBDdNM pic.twitter.com/x1ybm0bCXy

— Johns Hopkins Bloomberg School of Public Health (@JohnsHopkinsSPH) January 13, 2022