Yale researchers have found clues as to why certain people experience adverse health effects after the COVID-19 vaccine, ...

A small study on Covid vaccine safety has sparked an online tempest — and highlighted the conundrum faced by some scientists.

Akiko Iwasaki, an immunobiologist at Yale and primary author of the study, said the findings are far from a final answer on ...

Scientists explored the differences in heart inflammation caused by COVID-19, anti-COVID-19 vaccines, and other viral ...

Yale scientists have discovered a syndrome linked to the COVID vaccines & Chinese researchers have discovered a new bat coronavirus.

The finding that the vaccines substantially reduce the risk of long COVID in kids echoes findings seen in studies on adults.

Experts from Yale University have uncovered a new, concerning condition linked to the COVID-19 vaccines. Dubbed ...

An estimated 15 colleges still required Covid vaccines for students as of late last year. No states require K-12 students to ...

Immune cell populations of people with post-vaccination syndrome had lower levels of effector CD4 T cells and higher levels ...

An epidemiologist said the Franklin County resolution was "based on conspiracy and misinformation against the COVID-19 ...

Multiple vaccine shots are needed to boost vasculitis patients’ immunity against COVID, especially if they have been treated ...

President Donald Trump on Friday signed an executive order that would strip schools of federal aid if they mandate COVID ...