A spontaneous coronary artery dissection, or SCAD, leads to bleeding inside the artery wall. A survivor shares her symptoms.

Through careful ligature experiments on fish, snakes, and other animals, Harvey showed that these little doors opened and shut in such a way that blood could only flow one way through the veins, from ...

Our editors also may be in touch with follow-up questions. An elevated heart rate as a result of physical activity, such as going for a run, is common, but what should your heart rate look like at ...

George Washington died after his physician treated his sore throat with bloodletting, but don't let that stop you from ...

COVID-19 accelerates the progression of atherosclerotic plaques, increasing coronary inflammation and the risk of high-risk ...

This valuable study presents a mouse gastruloid model that can be used to generate hematopoietic progenitors as well as leukemic cells. However, in its current form, the manuscript is inadequate ...

Low-density lipoproteins (LDL)—commonly known as bad cholesterol—have long been on scientists' radar as a major contributor to heart disease. But these microscopic troublemakers have hidden their ...

What place do stories of romance and marriage have in the pages of a newspaper? Join this conversation with the Vows writer Rosalie R. Radomsky by Feb. 14 to find out. By The Learning Network A ...

The optimal performance of the cardiovascular system, as well as the break-down of this performance with disease, both involve complex biomechanical interactions between the heart ... the shape of ...

Secondly, an artificial valve can create “turbulence” in the blood flowing through your heart, meaning that the blood doesn’t flow quite as smoothly as it does with a natural valve. This creates ...

The term dilated cardiomyopathy (DCM) refers to a spectrum of heterogeneous myocardial disorders that are characterized by ventricular dilation and depressed myocardial performance in the absence of ...

Stratified analyses based on age, sex, and glaucoma type Stratified analyses based on age found that the associations mentioned above between blood lipids and glaucoma only persisted among those older ...