Key word being occasionally, and also not with a disease that causes serious health complications, cognitive decline, and that itself damages your immune system.
COVID linked to 65% of new onset cognitive impairment, dementia
Every COVID Infection Increases Your Risk of Long COVID, Study Warns
SARS-CoV-2 infection weakens immune-cell response to vaccination
Yes, Everyone Really Is Sick a Lot More Often After Covid
Cognitive performance of post-covid patients in mild, moderate, and severe clinical situations
Mask. N95 or better. My wife and I never stopped, and she never gets sick despite being immunocompromised. I work in a place where illness is common due to the environment and I’ve been sick once in the last year, meanwhile all of my coworkers come in sick like twice a month. Apparently they’d rather be sick and miserable all the time than wear a mildly uncomfortable thing on their face.