Is Left Arm Pain A Sign Of A Heart Attack?

Generally, there are telltale signs of heart attacks. A heart attack, also known as a myocardial infraction, is a when the blood doesn’t flow properly to the heart and the heart is damaged because it doesn’t receive enough oxygen. This event is brought on by a number of things. These include chest pains, left arm pain, and radiation of pain in the lower jaw and neck. It’s important to note that these things don’t necessarily mean that a person is having a heart attack, as they could be caused by something else.

When it is a heart attack, pain usually occurs in the left arm. Pain is the left arm is related to the nerve supply and how it links to the heart. The pain stems from your body confusing the types of pain because of the bundled, or shared nerves. What a person is feeling when their left arm is in pain is their heart going through a heart attack. The onset of the pain has been completely localized to the chest, so pain radiates from the lower face down through the arms, more than likely the left arm.

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A heart attack, also known as a myocardial infarction (MI), generally occurs when there is a blockage of blood flow to the heart, resulting in the heart not recieving the oxygen and nutrients it needs.

The human heart basically is a muscle that pumps blood. It has its own blood vessels (the coronary arteries) which nourish it with oxygen and nutrients. In most cases when a heart attack occurs, fatty deposits (composed mostly of cholesterol) have lined the coronary arteries. As these deposits...

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