Your circulatory system works all day, every day, to pump oxygen throughout your body. There are cardiovascular conditions that can impact this system. Your circulatory system, also known as your ...

The heart beats around 100,000 times a day, yet most people rarely think about how fast, or how efficiently it’s working, ...

Well, the blood has to be kept moving around all the time because it's the body's delivery system. Every possible part of the body has to be supplied with oxygen and food and water, and the veins and ...

All bodily systems are connected and help inform one another; some link in ways that may surprise you. A new study highlights ...

Red blood cell Carry oxygen Contain haemoglobin (rich in iron) to carry oxygen. Biconcave shape to provide a large surface area for the diffusion of oxygen. No nucleus to provide more space for ...

Doctors have made medical history by successfully completing an adult heart transplant after circulatory death, the first of its kind in the US. The team at Duke University Medical Center's ...

A new study shows that drinking coffee isn't as bad for our arteries as some previous studies would suggest. The research has shown that drinking coffee, including in people who drink up to 25 cups a ...

Drinking coffee might keep us up at night, but new research has given us a reason to sleep easy knowing that the popular drink isn't as bad for our arteries as some previous studies would suggest. The ...