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Health officials advise Philadelphians to stay up to date on their COVID-19 boostersJanuary 19, 2023
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CDC encourages mask-wearing as holidays overlap with ‘tridemic’ of COVID, flu, RSVDecember 7, 2022
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How often should we get COVID-19 booster? Penn expert says it depends on many factorsMarch 30, 2022
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Biden eyes another booster shot recommendationMarch 24, 2022
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Top US vaccine expert: Stop calling additional doses ‘booster shots’March 21, 2022
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Medical Report: Why will we need multiple boosters?February 21, 2022
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Elton John tests positive for COVID, postpones Dallas showsJanuary 25, 2022
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Data reveals how long a third COVID shot lastsJanuary 20, 2022
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Would 4th vax defeat omicron? Results are mixedJanuary 18, 2022
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Moderna CEO says another booster may be necessary for all this fallJanuary 7, 2022