The sickest patients are supposed to get priority for lifesaving transplants. But more and more, they are being skipped over.

This clip is an introduction to the human heart. We find out about ... through the heart and around the body. They could use different coloured pens to show blood low in oxygen and oxygen-rich ...

This Valentine’s Day, as we exchange stylised hearts in celebration of love, we might pause to remember that the power of the ...

to the rest of the body before returning to the heart. This is often called a 'figure of eight system'. Write a paragraph to answer the following question. Tap 'Show answer' to see six points you ...

Despite this variability, the structure of the heart and major vessels tells us a lot about the evolutionary history of vertebrates and the evolutionary changes that have greatly modified vertebrate ...

Our organs age at different rates, and a blood test determining how much they've each aged could predict the risk of ...

Researchers at the University of Toronto's Institute of Biomedical Engineering have found that studying blood flow in leg ...

A procedure is developed to monitor the process of heart rejection. A new drug, cyclosporin, prevents organ rejection without damaging the immune system. Soon, the only problem with heart ...

Our organs age at different rates, and a blood test determining how much they've each aged could predict the risk of conditions like lung cancer and heart disease decades later, finds a new study.