Cardiovascular diseases cause one death every 33 seconds in America. Diagnosing these conditions, which account for ...

Cardiac catheterization. This test involves the insertion of a tiny, hollow tube (catheter) through a large artery in the leg or arm leading to the heart to provide images of the heart and blood ...

Hemodynamic occlusion introduces a spatially heterogenous confound to activity measurements using two-photon and widefield imaging in mouse cortex, and needs to be taken into consideration when ...

Abstract: Automated detection of blood vessel structures is becoming a crucial interest for better management of vascular disease. In this paper, we propose an algorithm for vessel segmentation in ...

Hypertension, or high blood pressure, is when your blood travels through blood vessels with more force than is considered healthy. When blood pressure is high, it can damage artery and blood ...

A bruise may appear after a blood draw if small blood vessels are damaged when the needle is inserted or if not enough pressure is applied after the needle is removed. A blood draw (phlebotomy ...

which line the walls of blood vessels. These cells tighten or relax to control how much blood can flow through the vessels. When they tighten too much, blood pressure goes up; when they relax ...

Blood clots begin forming when a blood vessel is damaged and nearby cell fragments (called platelets) begin clumping together and adhering to a protein in the blood known as fibrin, explains Dr ...

JUST one energy drink or sugar-free soda containing a key ingredient could damage the brain and blood vessels, researchers have claimed. American scientists linked a common sugar substitute to a ...

This happens because high pressure causes blood vessels in the brain to expand, leading to pain and discomfort. If you experience headaches that don’t go away or happen often without a clear ...

Strokes and cerebral aneurysms both involve blood vessels in the brain. An aneurysm is a bulge in the wall of a blood vessel. If a brain aneurysm bursts, a hemorrhagic stroke can occur.