The counterintuitive twist in your T cell memory depends on how sick the virus actually made you.

The recently-approved medication can help keep you from getting COVID if you’re directly exposed to the illness.

Long Covid patients suffer from chronic symptoms such as fatigue or shortness of breath. As researchers have discovered, this is to some extent due to a part of our immune system called the complement ...

Covid-19 and the Viral Wake-Up Call It’s long been known that certain viruses like Epstein-Barr virus (EBV)—which is infamous ...

While an increasingly anxious world watched a new coronavirus spread across the globe in early 2020, veteran immunologist Rafi Ahmed quickly grasped that his field was about to experience something ...

Brigham and Women's nurses postponed the Oct. 14 strike to vote on a final offer. See the pay, insurance, and staffing terms, and what patients face. Parents Should Check Amazon Bath Seats and ...

The virus is currently most prevalent in California and the southern U.S., but experts expect it to go national in the coming weeks ...

Last New Year’s Eve, the first COVID-19 case was reported in Wuhan, China. Since then, the virus has spread all over the world. Today, more than 70 million coronavirus cases and nearly 1.6 million ...

The Centers for Disease Control and Prevention last month raised its benchmark for levels of the Covid virus in wastewater, adjusting a key metric for assessing the disease’s transmission. As a result ...