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 ...

Having more severe chronic lung disease does not predict worse pulmonary hypertension outcomes in infants born preterm, a new study found.

Your heart is a muscular organ that helps circulate your blood, which delivers oxygen and nutrients to your tissues. There are four chambers and four valves in your heart, and each ensures proper ...

A subsegmental pulmonary embolism is a blood clot located on a distal, or distant and less central, branch of the pulmonary arteries. Treatment can depend on symptoms and risk factors. A subsegmental ...

Valvular regurgitation is when blood flows backward through the chambers of your heart. It can be mild and not cause symptoms, or it can be life threatening. Your heart is a muscular organ that ...

Red blood cells carry oxygen from the lungs to every other organ, and blood-forming stem cells must make about 200 billion new red blood cells each day to keep the oxygen flowing. For many years, ...

ECMO is a life support system that can temporarily take over the work of the heart and lungs, providing the body with oxygen. It can allow the heart and lungs time to rest and heal. A person may ...

Yoga offers powerful benefits for cardiovascular health through mindful movement, deep breathing, and stress reduction. Poses ...

Stress, anxiety and mental fatigue have become common in today’s fast paced world. While modern medicines can offer stress management, natural practices are a more widely accepted means to relieve ...