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Heart attack - Symptoms and causes - Mayo Clinic
A heart attack occurs when an artery that sends blood and oxygen to the heart is blocked. Fatty, cholesterol-containing deposits build up over time, forming plaques in the heart's arteries.
Heart attack symptoms: Know what's a medical emergency
Many people have warning symptoms that happen hours, days or weeks in advance. For example, chest pain or pressure that keeps happening and doesn't go away with rest may be an early warning sign of a heart attack. Always get help right away if you think you're having a heart attack.
12 Early Signs That You Might Have a Heart Attack - Verywell Health
Spot the early signs of a heart attack like chest pain and fatigue. Learn when to seek medical help to potentially prevent severe outcomes.
Heart Attack: Symptoms, Causes & Treatment - Cleveland Clinic
A heart attack occurs when blood flow to your heart is greatly reduced or blocked. Symptoms include chest pain, trouble breathing and nausea. Seek care immediately.
Warning Signs of a Heart Attack - American Heart Association
What are the warning signs of a heart attack? They include chest discomfort, arm, neck and jaw pain, shortness of breath, and more.
Heart attack - World Health Organization (WHO)
WHO fact sheet on heart attack, including key facts, symptoms, causes and risk factors, treatment, prevention and WHO's response.
Heart Attack: Symptoms, Causes, Diagnosis, Prevention, More
This article will take a closer look what causes a heart attack, how to recognize it, what steps to take, and what to expect for treatment.
Heart Attack - American Heart Association
Find information and resources on what happens during a heart attack, surviving a heart attack, symptoms and treatments.
Heart Attack - Harvard Health
A heart attack, also called a myocardial infarction, occurs when a part of the heart muscle doesn't get enough blood because a coronary artery has become partially or fully blocked.
Heart attack - NHS
A heart attack happens when blood flow to your heart is blocked. Find out about the symptoms, what to do if you think you're having one, causes, treatments and recovery.
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