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What causes microvascular angina?

Microvascular angina can be caused by a variety of things that reduce the flow of blood through small arteries and into the heart. High blood pressure, damaged arteries, smoking, obesity, and diabetes are causes that can lead to microvascular angina. Inadequate blood flow from narrow arteries creates a lack of oxygen to the heart. This in turn causes chest pain and pressure in the chest.

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Important: This content reflects information from various individuals and organizations and may offer alternative or opposing points of view. It should not be used for medical advice, diagnosis or treatment. As always, you should consult with your healthcare provider about your specific health needs.