Coronary flow reserve (CFR) is a key sign of coronary artery disease, namely how the coronary arteries that feed blood to the heart may adapt to various physiological situations such as exercise, ...

Hydrogen has long played a key role as an industrial feedstock in petroleum refining, fertilizer production, and chemical manufacturing. However, conventional methods of producing hydrogen generate ...

Researchers have discovered a novel, non-invasive way to measure blood flow to the brains of newborn children at the bedside -- a method that has the potential to enhance diagnosis and treatment ...