Heather clarifies what components vaccines actually contain and how we know they are safe.

Kennedy ripped into Gavi, the Vaccine Alliance, in a video address at its pledging summit.

Trump's nominees for science leadership roles pose a serious threat to evidence-based public health

Two new vaccine advisers tapped by Health and Human Services Secretary Robert F. Kennedy Jr. have served as paid expert witnesses for plaintiffs suing Merck & Co. over some of the drug company’s i...

Heather clarifies what components vaccines actually contain and how we know they are safe.

The latest case-patient is a vaccinated adult Denver resident who was a passenger on Turkish Airlines flight 201.

Greater gut microbiota diversity and a predominance of beneficial Bifidobacterium longum appear protective.

Podcast Episode · Infectious Dose · 06/04/2025 · 1h 7m

Heather gives updates on the global 2025 measles outbreaks, answers listener questions, and debunks the deadly lies from RFK Jr.

The target was delivered by Stephen Miller and Kristi Noem, and triples figures fromearlier this year

Pyramids and monuments suggest Los Abuelos was a significant ceremonial site, archaeologists say

We report four cases of severe neonatal non-polio enterovirus infection, requiring hospital admission. Infants presented to different regional hospitals across Northern Ireland from late 2024 to early...

The Department of Health and Human Services is ending a $766 million contract with the vaccine company Moderna to develop an mRNA vaccine for flu strains with pandemic potential, including bird flu.

Pregnant and wondering which vaccines are safe? Heather separates myths from facts & shares exactly what science says about vaccine safety during pregnancy—because you and your baby deserve the best p...

Health Secretary Robert F. Kennedy Jr. took aim at reputed journals such as the Lancet and said the agency will create “in-house” publications instead.

Highly pathogenic avian influenza (HPAI) clade 2.3.4.4b H5N1 is circulating widely in lactating cows in the United States. Due to the critical need for intervention strategies for this outbreak, we ev...

Treatment seems to have been effective, but it is not clear whether such bespoke therapies can be widely applied.

Jalpaiguri: The state animal resources department has started vaccinating cattle and other livestock within one-km radius of Brahmattar Chatra village.

CHP investigates case of invasive meningococcal infectionThe Centre for Health Protection (CHP) of t

Highly pathogenic avian influenza (HPAI) clade 2.3.4.4b H5N1 is circulating widely in lactating cows in the United States. Due to the critical need for intervention strategies for this outbreak, we ev...

Podcast Episode · Infectious Dose · 05/21/2025 · 54m

Heather dives deep into a bacterium that many carry unknowingly, but can transform from harmless passenger to lethal invader, especially for young adults.