After a year of RFK, Jr., heading the Department of Health and Human Services, the “Make America Healthy Again” movement has ...

Researchers identify genetic mutation in small group of people who developed the serious disorder after receiving the AstraZeneca or Johnson & Johnson vaccine.

Find out about the COVID-19 vaccines, the benefits of COVID-19 vaccination and the possible side effects.

Health Secretary Robert F. Kennedy Jr., who focused heavily on vaccine policy in 2025, will spend this year talking up ...

America’s drug safety agency declined to review a next-gen flu vaccine that uses the same tech as the coronavirus shots ...

Learn about the safety and effectiveness of COVID-19 vaccines for kids, the possible side effects, and the benefits of vaccination.

Why does the same virus barely faze one person while sending another to the hospital? New research shows the answer lies in a molecular record etched into our immune cells by both our genes and our ...

In a winter marked by flu outbreaks, the persistence of Covid-19, and surges of measles cases across the United States, an ...

Researchers developed a simulation showing how lipid nanoparticles release mRNA in acidic endosomes. The study reveals how ...

As population immunity continues to grow, understanding how immune responses influence both disease outcomes and viral evolution has become increasingly important.

Because measles is so contagious, experts say that vaccination rates need to be above about 95 percent to stem the spread of ...