Heart failure occurs when your heart can't pump enough blood to meet your body's demand. This can be chronic, meaning it happens slowly over time. Or it can be acute, meaning it happens suddenly. According to a 2014 study, approximately 26 million people worldwide were living with heart failure at the time.
How quickly can heart failure develop?
Acute heart failure symptoms develop quickly. 3 Symptoms of acute heart failure from a heart attack can appear within minutes to hours, whereas symptoms from a virus or toxic incident can appear within hours to days.
What causes sudden heart failure?
What causes sudden cardiac death? Most sudden cardiac deaths are caused by abnormal heart rhythms called arrhythmias. The most common life-threatening arrhythmia is ventricular fibrillation, which is an erratic, disorganized firing of impulses from the ventricles (the heart's lower chambers).
Can you get sudden heart failure?
Acute heart failure is a sudden, life-threatening condition in which the heart is unable to do its job. The heart is still beating, but it cannot deliver enough oxygen to meet the body's needs. This condition requires emergency medical care.
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