If you’re considering vaccination, you may be concerned about the long-term risks. Ease your uncertainty with fact-checked information by our experts.

A lot of people have asked us whether a lack of side effects means a lack of protection. Here infectious diseases expert Jasmine Marcelin, MD, answers what side effects really mean.

If there’s a 98% chance I’ll be ok if I get COVID-19, then why would I want a vaccine that is 95% effective? Am I missing something?

Mientras la pandemia continúa su curso, también necesitamos dedicarle atención y hablar de las desigualdades raciales que existen en los casos, hospitalizaciones y muertes causadas por el COVID-19.

The U.S. is seeing unequal rates of infection, hospitalizations, and death among African Americans, Hispanic Americans and Native Americans. In certain states, these differences are even wider.

Shortness of breath is one of the symptoms of COVID-19. You may wonder when "shortness of breath" is serious enough to go to the hospital. Find out the medical definition of shortness of breath and what to do if you have it.

Who is at greatest risk for developing severe cases of COVID-19? What can those in high-risk categories do to protect themselves and their loved ones? Infectious diseases specialist Jasmine Marcelin, MD, has answers to your questions.