The Pfizer Vaccine May Be Less Effective If You Have This Common Condition Yahoo LifestyleDose of Clarity: Is the date on my vaccine card an appointment? And what should I do with it once I' WAVY TV 10Pfizer COVID vaccine may be less effective in obese people, study finds New York Post Cranston's city-run COVID-19 vaccine clinic now registering 65+ for first dose appointments WPRIWill we need COVID-19 booster shots?