For years, U.S. vaccine experts have issued a universal recommendation for Covid vaccines. That could change soon.

Leaders at the FDA, HHS and elsewhere are putting guardrails around COVID-19 boosters, which could mean delayed shots or ...

“We show that if you can see where a virus is evolving ahead of time, you can begin to make future-proof vaccines,” said ...

Scientists have uncovered a promising new way to enhance the effectiveness of vaccines by tapping into the potential of a specific type of immune cell, opening the door to long-lasting vaccines for ...

A novel AI-driven method helps scientists stay ahead of viral evolution by engineering synthetic spike proteins that ...

A Department of Health and Human Services spokesperson called the move "a radical departure from past practices." ...

(CNN) — The US Department of Health and Human Services said Thursday that it aims to accomplish within four years a scientific feat that hasn’t been achieved for the past 45: the development ...

A decades-long scientific challenge in HIV vaccine development has been finding a way to train the immune system to produce antibodies that can target many variants of the virus.

Officials have floated the possibility of requiring new randomized trials before approving future updates to ... that the U.S. was still offering COVID vaccinations to young children and warning ...

While the future of COVID boosters is not clear right now (so, don’t panic), experts say a delay in vaccine availability or narrowing of eligibility could be dangerous. Here’s why: It’s ...

Just before it announced its new universal vaccine development plan, late Wednesday HHS threw into question the future of seasonally updated Covid-19 vaccines. The agency said in a statement that ...