Exercise lowers blood pressure by making the heart stronger and increasing the elasticity of blood vessels. It can also help ...

Surgeons have developed two low-cost techniques to revive the hearts of people who wish to donate their organs after they die ...

A new study in mice describes how the brain rapidly and efficiently increases blood flow to active areas where oxygen and nutrients are needed most. The work shows that the brain relies on a ...

But I liked understanding the nuts and bolts of how things work. So as an undergraduate at Duke University, I knew I wanted to study physics. The Human Genome Project had just come out, and I was ...

A new lab study finds that erythritol, a common zero-calorie sweetener, may impair brain blood vessel cell function and ...

The increasing demand for donor hearts presents both a critical challenge and a significant opportunity for innovation in ...

T he heart is the body's hardest-working muscle. Whether you're awake or asleep, or exercising or resting, your heart is always at work. It pumps blood through arteries to deliver oxygen to organs and ...

What happened next: The woman's doctors checked her heart function with an echocardiogram, which uses ultrasound to visualize blood flow through the heart's valves and chambers.

Tiny chip mimicking human blood vessels could transform heart disease diagnosis The tiny microfluidic chip offers a more precise model for studying vascular diseases and serves as a powerful ...

In polycythemia vera, red blood cells are overproduced, increasing blood viscosity and making it harder for blood to flow through small vessels. In essential thrombocythemia, the problem lies with ...

Here are some of the conditions and dangers associated with some blood clots and how they can become serious and even life-threatening.

Intermittent fasting appears to help stop platelet activation and clot formation, which could help decrease the risk of experiencing heart attacks, a new study has found.