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, ...

What is a blood clot? Blood clots normally form after an injury to protect your body from losing too much blood, but they can ...

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 ...

Pulmonary embolism (PE) is the third most common heart and blood vessel disease after heart attack and stroke. Yet it is frequently misdiagnosed as pneumonia, a mistake that continues to claim lives.

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 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 ...