Friday, March 6, 2026, 11:00 a.m. - 12:00 p.m. ET Global access to medical oxygen was governed through the Access to COVID-19 Tools Accelerator (ACT-A) during the global COVID-19 response. While ACT-A ...

Tuesday, February 10, 2026, 4:00 p.m. - 5:00 p.m. ET ...

Virtual chats and info sessions offer interested students an informal opportunity to learn about life at the Bloomberg School. Chats are held select Thursdays from 12 p.m. to 1 p.m. EST, or you can ...

At the end of March, the KP.2 variant was causing about 4% of infections in the U.S., according to the CDC, while its parental strain, JN.1, was causing over 50% of infections at that time. As of ...

In the early days of the pandemic, clinicians began to treat COVID-19 patients with the plasma of people who have recovered from COVID-19. The idea was that protective antibodies in the plasma would ...

In a peer-reviewed research letter published online today in JAMA, researchers from the Johns Hopkins Bloomberg School of Public Health estimate that a Texas abortion ban that went into effect in ...

Just a generation or so ago, tens of thousands of people in the U.S.—mainly children—were afflicted by paralytic poliovirus. In 1955, an inactivated polio vaccine (IPV), which contained a “killed” ...

In 1971, the FDA approved the measles-mumps-rubella (MMR) vaccine, which combined three vaccines that had been approved previously—in 1963, 1967, and 1969, respectively. The vaccine has proven safe ...

Every year, typically at the end of January, teams of canvassers conduct a vital survey to count the number of people experiencing homelessness in America. This survey informs the U.S. Department of ...

After the death of actor Matthew Perry, ketamine—for decades used as a popular party drug—came into the public eye once more. According to the medical examiner, Perry, who had been undergoing ...

Since Roe v. Wade was overturned in June 2022, ending the federal right to abortion, 14 states have banned the procedure. But even in the states that have since shored up abortion protections, those ...

Harm reduction is exactly what it sounds like: reducing the harm associated with using drugs through a variety of public health interventions. But the concept relies on more than these tools and ...