A heart attack occurs when the blood flow that carries oxygen to the heart is blocked. If not treated in time, it can lead to cardiac arrest and even death. This article discusses its symptoms, first aid and how to prevent oneself from a heart attack.
Although there are some symptoms that can warn you against a heart attack but in some cases it has been observed to occur without any visible symptoms. In most cases, the following symptoms can help you discover if a person is having a heart attack:
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