Despite the welcome acceleration of COVID-19 vaccinations, Americans might be facing the worst weeks of the pandemic soon, warns epidemiologist Dr. Michael Osterholm, director of the University of Minnesota Center for Infectious Disease Research and Policy. After several weeks of steep drops, then a plateau, the number of new daily cases has begun to tick upward in recent days, at the same time that new variants of the virus are spreading rapidly. Here’s why Osterholm is so concerned, and how you can keep yourself safe. Read on, and to ensure your health, remember: Doctors Say “DO NOT” Do This After Your COVID Vaccine.