Public Health

Vaccine-effectiveness estimates can be misunderstood when applied to severe outcomes. Test your interpretation of a recent estimate involving influenza-associated pediatric death.

The absence of a nearby bystander can delay lifesaving overdose care. Test your knowledge of how often fatal overdoses occur in isolation.

A recent presentation at NUTRITION 2026 in National Harbor, MD, examined whether the FDA's 2021 Voluntary Sodium Reduction Goals translated into lower sodium levels in newly introduced foods across major...

Test your knowledge with this quick quiz based on new JAMA research using objective smartphone tracking to reveal patterns of in-school screen use and the demographic factors associated with higher use. ...

New PEPFAR Q4 data highlight year-over-year changes in HIV testing delivery across global programs. How well do you understand the scale of this shift and what it may signal for HIV detection efforts?