This is called pulmonary circulation. The left-hand side of the heart collects oxygenated blood from the heart and pumps it round the body. This is called systemic circulation. Oxygenated blood is ...

Between 10 and 20 per cent of the Western adult population has high blood pressure. The sensation of pins and needles is caused by an impairment of blood circulation.

We are here at the riverbank to look at the way different animal circulation systems ... have what's called an open circulatory system. Fluid isn't enclosed inside blood vessels but is pumped ...

Women with rheumatoid arthritis, lupus or systemic sclerosis have a 50% higher heart disease-related death rate than men, ...

Women with the autoimmune diseases rheumatoid arthritis, lupus or systemic sclerosis may have a higher rate of death related to cardiovascular disease than men with the autoimmune diseases, according ...