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Atrial fibrillation (AF) is a type of irregular heartbeat that can cause blood clots to form in your heart. Having atrial fibrillation increases your risk of stroke by five times.
A stroke can happen to anyone, but some things increase your risk of a stroke. It’s important to know what the risk factors are, and how to reduce your risk.
Stroke Association is a Company Limited by Guarantee, registered in England and Wales (No 61274). Registered office: Stroke Association House, 240 City Road, London EC1V 2PR.
Registered as a Charity in England and Wales (No 211015) and in Scotland (SC037789). Also registered in the Isle of Man (No 945) and Jersey (No 221), and operating as a charity in Northern Ireland.