Medical experts repeatedly reiterate how vital vaccinations are to global health. As of last spring, the World Health Organization (WHO) estimated that worldwide immunization efforts have saved at ...

Recent reviews indicate that hesitancy is increasing in pediatric settings, with more parents selectively delaying, spacing, ...

Measles and smallpox, for example, are viruses; Streptococcus pneumoniae is a bacterium that causes a range of diseases, ...

Vaccines boost the immune system's ability to fight off diseases. Vaccines undergo rigorous testing to ensure safety and effectiveness. Widespread vaccination contributes to herd immunity, protecting ...

Statements from a federal official about potential changes to the way vaccines are evaluated have left experts with more questions than answers. Earlier this month, an apparent policy change appeared ...

Fentanyl does not need much room to kill. A dose the size of a few grains of salt can slow breathing until it stops. The drug ...

H3N2 subclade K strain — is responsible for 90% of influenza A cases across the U.S., which has led to double the cases in ...

Vaccine safety monitoring in the US is a multilayered process that combines passive and active functions, as well as expert analyses of specific safety questions. Side effects are passively reported ...

Vaccinations used to seem simple. Your doctor would tell you which to get, and you’d roll up your sleeve at the office or a nearby pharmacy. Now we’re seeing changing recommendations, and some people ...

The FDA is already about to start work on the vaccine for next season. — -- Flu season isn’t over yet, but the U.S. Food and Drug Administration (FDA) recently announced that in less than two ...

Vaccines for rotavirus, influenza, meningococcal disease, and hepatitis A are now in a "shared decision-making" category.