A team of Hopkins scientists has greatly advanced the science of penile erection, showing for the first time the mechanism for continued production of nitric oxide that maintains an erection over time ...

Erectile dysfunction torments many men, and while the roots of the problem are often psychological rather than physical, there are many cases where physical issues get in the way of healthy sexual ...

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 is a gas that's found outside and inside your body. In the environment, nitric oxide can be toxic at high levels. But at the low levels inside your body it acts as a chemical messenger, ...

Rachael Link is a registered dietitian and health writer based in San Francisco. She completed her undergraduate degree at the University of Central Missouri and holds a master’s degree from New York ...