Blood flow problems within the lungs could be driving long COVID in some children, according to scans using an advanced form of MRI. Children and teens with long COVID appear to have significantly ...

Lupus affects different people in different ways. Many people with lupus have problems with the heart, lungs, and blood. How does lupus affect the heart, lungs, and blood? Your heart, blood vessels, ...

Find out more about a less invasive option following pulmonary artery banding in children and its midterm outcomes.

The outlook for people with pulmonary atresia, a congenital heart defect that blocks blood flow to the lungs, has significantly improved with recent medical advancements. Pulmonary atresia presents a ...

Researchers from UC San Francisco have discovered blood stem cells in the lungs, disrupting a decades-old belief that new blood cells were only made in the bone marrow. Conventionally it was thought ...

Red blood cells carry oxygen from the lungs around the body. They then carry carbon dioxide from around the body back to the lungs. These cells are an important component of blood. However, a range of ...

Researchers found that vaping immediately has a negative impact on the body's circulation. Vaping has “immediate” negative impacts on the body’s circulation, warn the authors of a new study —even when ...

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Blood clots that occur within veins or arteries can cause serious health problems. Certain exercises and stretches can help prevent blood clots. Blood clots typically affect veins in the arms, legs, ...