Unlike previous vaccines, which used attenuated or inactivated viruses to elicit an immune response, new vaccines utilize the molecular building blocks of the new coronavirus. Specifically,...
Dear Doctor: Are there multiple types of COVID-19? I heard the news about what they call “long COVID,” which sounds like a completely different kind of...
Dear Doctor: I’m 23 years old and I rarely get sick when I catch a cold. I usually skip flu shots, but my dad keeps telling...
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