An early Moderna COVID‑19 trial has resurfaced six years on, amid ongoing debate over vaccine risks, guidance and public trust.

On November 22, 2021, during the peak of the COVID-19 pandemic, I received my third dose of the Moderna vaccine. The next day, pain began in my left chest. Blood tests at the emergency room revealed ...

A groundbreaking study explains why certain COVID-19 vaccines caused dangerous blood clots, hemorrhages and VITT syndrome, resulting in the deaths of around 200 people in Europe.

Many continue to worry about experiencing side effects from vaccines -- especially the COVID-19 vaccines -- but new data from a comprehensive meta-analysis suggests there is little to fear. The study ...

A federal work group says Covid vaccine injuries deserve urgent attention, even as Health Secretary Robert F. Kennedy Jr.

Vaccine side effects like soreness, fever, and fatigue scare some people out of getting their shots. Ask a doctor, though, and they’ll tell you these unpleasant symptoms have a silver lining: they’re ...

Many who have been vaccinated against COVID-19 report no side effects. But having some response from your immune system still isn't unusual. The infection prevention specialist for WakeMed knows first ...

UPDATE: The U.S. is recommending a “pause” in administration of the single-dose Johnson & Johnson COVID-19 vaccine to investigate reports of potentially dangerous blood clots. In a joint statement ...

The most common side effects of mRNA vaccines like the COVID-19 shot are well known: soreness, mild fever, and general ...

Pet parents are questioning whether they should vaccinate their animals ...

A woman gets vaccinated during the flu vaccination campaign at a health center in Madrid on Oct. 14, 2024. Credit - Alberto Ortega/Europa Press—Getty Images Vaccine side effects like soreness, fever, ...