Educational Content: This article is for informational purposes only and does not constitute medical advice. Always consult a healthcare provider for diagnosis and treatment.
Definition of Murmur
Medically reviewed by Min Clinic Staff | Updated: January 2026
Murmur: A sound due to vibrations from the flow of blood through the heart or great vessels. A murmur may be innocent and be of no significance. Or it may be pathologic and reflect disease. A murmur is usually heard with a stethoscope.