The CDC recently approved new recommendations for the COVID vaccine, which differ from previous years' guidance.

The changes follow criticism from some social media influencers about how returning troops have been treated at military intake facilities.

Texas AG Ken Paxton criticized the Texas Medical Association for rejecting new federal guidelines expanding parental choice on COVID-19 vaccines.

A Washington Post-KFF poll finds that pediatricians are the most trusted source for vaccine information and that confidence in them is a strong predictor of vaccination.

While President Donald Trump is pushing to split the MMR vaccine into three shots, experts say there’s no scientific reason for it, and it could lead to lower vaccination rates.

With the CDC, FDA, and states providing different guidance on COVID-19 vaccines, UCSF physicians weigh in about who should get the shot, when, and what insurance covers.

A next-generation cancer vaccine has shown stunning results in mice, preventing up to 88% of aggressive and difficult-to-treat cancers by harnessing dual-pathway nanoparticles that train the immune system to recognize and destroy tumor cells.

The hepatitis B vaccine, discovered and developed in Philadelphia, was recently challenged by the Trump administration. Local advocates and patients are concerned for its future.

In the animal-based studies, a nanoparticle-based vaccine shrunk, cleared and prevented cancer growth, including melanoma.