WASHINGTON — By now we've all heard that the Pfizer COVID-19 vaccine has an efficacy rate of 95%, Moderna of 94%, and Johnson & Johnson about 66%; what you may not have known is that rate's technical ...

The amount of absolute risk reduction from a statin in a person without known heart disease depends mostly on a person's ...

A new study identifies how to calculate the economic value of temporarily reducing carbon emissions through carbon offsetting. A new study identifies how to calculate the economic value of temporarily ...

While substantial progress has been made in recent years to reduce the rate of hospital-associated infections, there is much work yet to be done. Approximately 1 in 25 patients may experience at least ...