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  1. Heart murmurs - Symptoms & causes - Mayo Clinic

    May 27, 2022 · Some heart murmurs are harmless (innocent). An innocent heart murmur is not a sign of heart disease and doesn't need treatment. Other heart murmurs may be a sign of a …

  2. Heart Murmur: Causes, Symptoms, Treatment - Cleveland Clinic

    May 16, 2022 · A heart murmur is a whooshing or swishing sound heard through a stethoscope when blood flows abnormally over your heart valves. Heart murmurs are common and don’t …

  3. Heart Murmurs: Causes, Diagnosis, Treatment, Prevention - WebMD

    Mar 23, 2024 · A heart murmur is an extra sound in the heartbeat -- such as a ''whooshing'' -- that is caused by turbulent blood flow through the heart valves.

  4. Abnormal and "Innocent" Heart Murmurs - American Heart Association

    May 23, 2024 · Although some heart murmurs indicate heart valve problems, many heart murmurs are considered to be “innocent” or harmless. Learn about ongoing care of this condition.

  5. Heart Murmurs: Causes, Symptoms, and How to Fix Them

    Oct 15, 2025 · If there is a serious cause of a heart murmur, surgery or medications may help correct the problem. This article describes the symptoms and causes of a heart murmur. It …

  6. Heart Murmurs: How To Know When They're Dangerous

    Mar 19, 2025 · What is a Heart Murmur? A heart murmur is an abnormal sound caused by either fast or turbulent blood flow, Maranian says. It’s usually found when your doctor is listening to …

  7. Heart Murmur Symptoms, Causes, Treatment, When to Worry

    Many heart murmurs are harmless and referred to as innocent or functional. They are caused when blood rushes through the heart quickly during normal function while no heart disease …

  8. What Is a Heart Murmur? - Mass General Brigham

    Oct 15, 2024 · Heart murmur symptoms typically depend on whether the murmur is benign or serious. “In many people with a murmur, there are no symptoms,” says Dr. Philippides. “That’s …

  9. Heart murmurs - Penn Medicine

    May 8, 2024 · In addition, a murmur is described by the stage of the heartbeat when the murmur is heard. A heart murmur may be described as systolic or diastolic. (Systole is when the heart …

  10. Heart Murmur: Symptoms & Treatments - University of Utah Health

    What Is a Heart Murmur? A heart murmur is when your heart makes an unusual sound as blood is flowing through your heart. You’re probably used to your doctor listening to your heartbeat …