It's normal for different people to mount stronger or weaker immune responses to a vaccine, but post-shot side effects won't tell you which you are.
The one-dose vaccine developed by Johnson & Johnson is temporarily halted because of potentially serious blood clots seen in six women. An immunologist explains what this means for you.
The one-dose vaccine developed by Johnson & Johnson is temporarily halted because of potentially serious blood clots seen in six women. An immunologist explains what this means for you.
The vaccine rollout is underway, but what happens if there is a supply disruption? Would it be feasible to change strategy and give more people a first dose? An expert analyzes the data.
Millions of vaccinated people have been waiting for guidelines on what they can do safely. The CDC says it's OK to gather with other vaccinated people, but it's still best to avoid travel.
Researchers are closely watching the coronavirus mutants to make sure vaccines can be adjusted if necessary. But scientists don't know whether vaccines will be effective in those already vaccinated.
You've been vaccinated; can you now safely see your friends and family? New research hints that vaccinated people may be less likely to transmit the coronavirus, but they are not 100% in the clear.
Americans with excess weight and obesity have been hit hard by COVID-19. Now there is reason to believe they may not get the same protection from the vaccines.
Vaccine hesitancy will not go away fast. In fact, there are parallels in the physical world to how quickly or slowly an object returns to its normal state.
Two pharmacists involved in COVID-19 vaccine preparation explain the role pharmacists are poised to play in expanding vaccine access.
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