Researchers are shifting focus from large arteries to microvessels, where nitric oxide activity may signal early circulatory changes before symptoms appear. Nitric oxide is a signaling molecule ...

Nitric oxide helps widen blood vessels and may lower your blood pressure. Consuming more fruits, vegetables, and water helps you get nitric oxide naturally. At high levels, too much nitric oxide may ...

Nitric oxide, a so-called “miracle molecule” already used to help newborn babies and adults with acute respiratory illnesses, could be used to treat, or even prevent coronavirus infections, says the ...