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  1. Biological functions of nitric oxide - Wikipedia

    As a consequence of its importance in neuroscience, physiology, and immunology, nitric oxide was proclaimed "Molecule of the Year" in 1992. [2] Research into its function led to the 1998 Nobel Prize …

  2. Nitric oxide | Uses, Facts, & Definition | Britannica

    5 days ago · Though it is a toxic gas at high concentrations, nitric oxide functions as an important signaling molecule in animals. It acts as a messenger molecule, transmitting signals to cells in the …

  3. What Does Nitric Oxide Do to Your Body? - MedicineNet

    Dec 10, 2025 · Nitric oxide is a vasodilator that controls your blood pressure levels. Nitric oxide regulates blood pressure, preventing cardiac problems such as stroke and heart attacks.

  4. 5 Health Benefits of Nitric Oxide, Backed by Science

    Jul 31, 2025 · Outside the body, nitric oxide is a colorless, sweet-smelling gas that is toxic at high levels. Inside the body, it acts as an important chemical messenger involved in many bodily functions....

  5. Nitric Oxide: What Is It and Why Does It Matter?

    Jul 28, 2025 · Nitric oxide (NO) is a simple, colorless gas with profound importance across various aspects of our world. It plays a dual role: a beneficial signaling molecule within living organisms and …

  6. Nitric Oxide and Heart Health: Natural Ways to Boost Cardiovascular ...

    5 days ago · Conclusion Nitric oxide is a vital molecule for maintaining cardiovascular health by promoting blood vessel dilation, reducing inflammation, and preventing blood clots. Lifestyle choices …

  7. Nitric oxide signaling in health and disease: Cell

    Nitric oxide signaling regulates a range of biological processes. The basic biology of this gas, its mode of action, and signaling mechanisms underlying physiological and pathophysiological processes are …

  8. What is the Role of Nitric Oxide and How Does It Impact Health ...

    Oct 1, 2025 · Among its many physiological functions, nitric oxide (NO) has a role in modulating cardiovascular, neurological, and immune health (1). While the body produces nitric oxide, …