Quarterback Jalen Hurts was ruled out for Sunday’s game against the Panthers after the Eagles’ medical team discovered a superficial blood clot in his calf.

A sample of your blood can reveal much about your health. But it can be hard to know which blood tests are truly worth taking.

The angiopoietin-Tie signaling pathway has long been known to be essential for the maturation and maintenance of healthy blood vessels. It stabilizes the vessel wall and regulates vascular growth during development.

Amid a national blood supply crisis, Dr. Courtney Lawrence sat down with Norah O'Donnell to talk about donating blood, health myths and more.

There are several possible causes of blood in a person’s urine with no pain. Causes include exercise, trauma, and kidney disease. Hematuria is the medical term for when blood is present in urine. There are two types of hematuria: gross hematuria ...

The Human Erythrocytes Available for Reconstitution and Transfusion, or HEART, project at APL aims to create shelf-stable red blood cells grown entirely in a laboratory

DARPA is funding a redoubled effort to develop a shelf-stable substitute for what field medics and trauma doctors need most: more blood.

Throwing up blood after drinking alcohol has numerous causes, varying in severity. It can indicate a serious issue in some cases. Small streaks of blood may not be a cause for immediate alarm, but throwing up larger amounts of blood can be a medical emergency.