The FDA is requiring COVID vaccine makers Pfizer and Moderna to update their warnings about the possible risk of myocarditis and pericarditis.

This week, mRNA vaccines are set to face intense scrutiny from critics in Congress. Here's an explainer of how we know they are safe and effective.

While the Trump administration targets COVID-19-related research, a new report from the ECDC shows the benefits of ...

To reduce the spread of COVID-19, many countries have implemented measures such as lockdowns, travel restrictions, mask mandates, and social distancing guidelines. Vaccines have been developed and ...

Catholic hospitals run 20% of California’s maternity wards. Their policies generally prohibit abortion, even in miscarriage, ...