Confidence in vaccine effectiveness is slipping, in part because the stories that once served to build public trust are no ...

Experts break down why eggs—a simple, high-quality protein—are immunity-strengthening heroes, and the best ways to cook them.

For at least 10 months after a COVID-19 infection, your immune system can provide good protection against symptomatic illness the next time around, a new study found, and the risk of severe illness is ...

On April 26, 1954, Janice Nichols rolled up her sleeve and became part of the largest vaccine trial in history.