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, ...

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 has important roles in your body, such as helping to lower blood pressure, improve blood flow, and boost exercise performance. To increase nitric oxide levels, you can eat foods such as ...

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 ...

Some claim nitric oxide supplements can improve heart health, reduce blood pressure, and treat erectile dysfunction. However, research into their efficacy is inconclusive. Nitric oxide supplements may ...