New results from a long-term epidemiologic study reveal that one of the oldest racially based diagnostic formulas in medicine is no better than a race-neutral equation.

New genetic and patient analyses suggest severe COVID is linked to overactive complement, one of the immune system’s oldest branches, and excess blood clotting.

About 15% of pregnant women admitted to two maternity wards in northern Manhattan in late March and early April were already infected with the new coronavirus; the vast majority had no symptoms.

Medical students at Columbia University Vagelos College of Physicians and Surgeons will graduate early and be offered temporary employment at NewYork-Presbyterian Hospital to help with COVID-19.

Pregnant women face greater risks to their health from COVID-19 than the general population and should be offered a vaccine if eligible, say experts at Columbia and NewYork-Presbyterian.

Wafaa El-Sadr, who helps lead the University’s COVID response, offers her tips for commuting safely amid COVID-19 and the delta variant.

Mice lacking an olfactory system have had their sense of smell restored with rat neurons, the first time scientists have successfully integrated the sensory apparatus of one species into another.

A shift in the definition of high blood pressure may help identify more women who are at risk of developing life-threatening complications during pregnancy and delivery, suggests a new study from ...

Severe viral infections and critical illnesses can lead to blood clots that travel to the lungs, heart, or brain, but the danger may be even greater for COVID-19 patients.

Policy Full-time Officers of Research who have been employed by Columbia University for a minimum of one year and who become a parent of a newborn child or adopt or foster a child under the age of six ...

A new analysis of almost 10,000 patients found that tumors could be stratified into 112 subtypes regardless of the cancer’s origin.

COVID-19 patients positioned in a facedown, prone position while awake and supplied with supplemental oxygen were less likely to need a ventilator, Columbia University researchers have found.