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  1. Vasodilation: What Causes Blood Vessels to Widen

    Jun 23, 2022 · Vasodilation is the medical term for when blood vessels in your body widen, allowing more blood to flow through them and lowering your blood pressure.

  2. Vasodilation - Wikipedia

    Vasodilation, also known as vasorelaxation, is the widening of blood vessels. [1] It results from relaxation of smooth muscle cells within the vessel walls, in particular in the large veins, large …

  3. Vasodilation: What it is, causes, and more - Medical News Today

    Jan 3, 2020 · Vasodilation occurs naturally in response to low oxygen levels or increases in body temperature. Its purpose is to increase blood flow and oxygen delivery to parts of the body that …

  4. Vasodilation: Circulation Role and Vasodilator Types

    Sep 4, 2025 · Vasodilation is a function within the circulatory system that occurs when the smooth muscles in the blood vessels relax, allowing the blood vessels to widen or dilate. This …

  5. Physiology, Vasodilation - StatPearls - NCBI Bookshelf

    Jan 23, 2023 · Vasodilation is the widening of blood vessels due to the relaxation of the blood vessel's muscular walls. It is a mechanism to enhance blood flow to areas of the body lacking …

  6. Vasodilation - Causes, Symptoms, Diagnosis, and Treatment

    3 days ago · Vasodilation is the process by which blood vessels, particularly the arteries and arterioles, relax and widen. This relaxation occurs due to the smooth muscle cells in the vessel …

  7. What Happens During Vasodilation?

    Oct 14, 2025 · Vasodilation is a fundamental physiological process in the cardiovascular system. It refers to the widening of blood vessels, primarily arteries and arterioles, which leads to an …

  8. Vasodilation: Symptoms, Causes, Treatment | Qwark

    Vasodilation is a process that causes blood vessels to widen, increasing blood flow to certain parts of the body. It occurs when the smooth muscles in the walls of the blood vessels relax, …

  9. Vasodilation: Your Blood Vessels Opening - Healthline

    Nov 1, 2018 · Vasodilation is the widening of your blood vessels. It happens when smooth muscles found in the walls of arteries or large veins relax, allowing the blood vessels to …

  10. Vasodilation and Vasoconstriction: Key Roles in Circulatory Health

    Vasodilation involves the widening of blood vessels through the relaxation of smooth muscle cells within the vessel walls. This relaxation is often initiated by the release of signaling molecules …