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 reduced blood flow through their lungs, researchers reported in the journal Radiology . Advertisement This could cause fatigue -- one of the more common symptoms of long COVID in children - due to lower levels of oxygen distributed throughout the body via the bloodstream, researchers said. The study's

Tag-uri: Coronavirus