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.

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

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

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

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

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 ...

Updated COVID-19 vaccines are arriving for the fall and winter season. Experts say you should get vaccinated, but you may not need to rush to receive the shot. The CDC is ending a program that ...

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 ...

Over the course of 500 days, beginning in 2021, nearly 8,000 active duty and reserve service members were involuntarily ...