The H5N1 virus has mutated meaning it has begun to adapt to infect humans better raising new questions about H5N1's pandemic potential.

Moderna has been awarded approximately $590 million from the federal government to help speed up the development of an mRNA-based bird flu vaccine, health officials said.

Robert F. Kennedy, Jr, faced another day of tough questioning today in the second of his two confirmation hearings for his nomination to be Secretary of the Department of Health and Human Services (HHS), declining to distance himself from previous statements he has made linking childhood vaccines to autism.

The Centers for Disease Control and Prevention abruptly ordered its staff to cease all collaboration with the World Health Organization on Monday, marking a dramatic acceleration of President Donald Trump's executive order to withdraw from the global health body.

Respiratory illness activity remains high across the country, according to the latest data from the Centers for Disease Control and Prevention.

A prophylactic antibody-based immune therapy protects monkeys against severe disease caused by H5N1 avian flu, University of Pittsburgh and NIH Vaccine Research Center researchers report today in Science.

Mutations in one of the first human-isolated strains of H5N1 bird flu in the US were identified by the Texas Biomedical Research Institute.

Is it seasonal flu or bird flu? CDC prompts hospitals to fast-track subtype testing of sick patients to tell the difference.

The Department of Health and Human Services has granted millions of dollars to Moderna to speed up bird flu vaccine development.

Although it says the risk of bird flu contagion to the public remains low, with no evidence of human-to-human transmission, the Centers for Disease Control and Prevention is calling on hospitals to test flu

Moderna has been awarded approximately $590 million from the federal government to help speed up the development of an mRNA-based bird flu vaccine, alongside other influenza vaccines, health officials announced Friday.

A newly identified strain of bird flu, H5N9, discovered at a California duck farm, has prompted concerns about the possibility of a larger outbreak, The Washington Post reported Jan. 29. Health experts are monitoring the situation, particularly the potential for genetic mutations that could make the virus more easily transmissible among humans.