How Does Blood Travel Through the Heart? As the heart beats, it pumps blood through a system of blood vessels, called the circulatory system. The vessels are elastic, muscular tubes that carry ...

Researchers have found that red blood cells have an innate ability to trigger a pathway that protects the heart from injury during periods of low oxygen, such as during a heart attack. The effect ...

Blood clotting can lead to life-threatening heart attacks and strokes, and current treatments can lead to excessive bleeding and other worrisome side effects.

Discover how high blood pressure secretly damages your heart and brain through multiple pathways, plus practical steps to protect yourself.

Researchers have made a breakthrough in understanding blood vessel occlusion by discovering a novel pathway involved in this process.

Study insights could improve current understanding of neurodegenerative diseases as well as interpretations of brain scans.

GCSE OCR Cardiovascular system - OCR Structure of the cardiovascular system The cardiovascular system is made up of three main parts - the heart, the blood vessels and the blood that flows through ...

New research has uncovered a new pathway by which the brain uses an unusual steroid to control blood pressure. The study suggests new approaches for treating high blood pressure and heart failure.

They also showed that the gut microbial PAG signaling pathway was mechanistically linked to numerous heart failure-related features and cardiovascular disease risks.

There are a lot of steps between when your doctor orders a blood test to establishing a diagnosis. From the bedside to the lab bench, here’s how laboratory testing works.

Oxygen-rich blood generally flows from the heart to the brain, but a new technology aimed at preventing strokes temporarily reverses that path.Surgeons at Sharp Grossmont Hospital in La Mesa are th… ...