Your heart first pumps blood to your lungs. Here, the blood picks up oxygen from the air that you have breathed in. The blood (carrying oxygen) then travels back to your heart. The heart gives the ...

Two years ago, Starr, 61, of Sacramento, California, was in the hospital for a spike in her blood pressure. She has multiple chronic health problems, including heart failure, and uses an oxygen ...

Blood carries oxygen in two forms, the majority is bound to haemoglobin (oxyhaemoglobin) and the rest is dissolved in the aqueous phase of blood (the plasma). The dissolved fraction is dependent upon ...

the tubes that carry blood all around your body. Every part of the body needs oxygen, food and water. The blood vessels are a bit like roads going around a city with deliveries, while the veins ...