Allergy & Immunology

Allergy shots can work really well and help sufferers see clear benefits - but are they worth the effort and potential side effects?

Many people are hesitant to get the COVID vaccine because of allergic reactions. So what are they, and how do they differ from side effects?

On Oct. 29, 2021, the U.S. Food and Drug Administration approved the Pfizer-BioNTech vaccine for children ages 5 to 11.

The messenger RNA (mRNA) vaccines used against COVID-19 are radically different. For one thing, they don’t use the virus at all.