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Angina (Chest Pain) - WebMD
If you have a feeling of pressure or a squeezing in your chest, it may be angina. It can feel like a heart attack, but often it's a warning sign from your heart.
http://www.webmd.com/heart-disease/heart-disease-angina#1
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Angina - MedicineNet
The heart is the pump responsible for circulating blood throughout the body. Myocardium (myo=muscle + cardium=muscle) is the heart muscle that contracts to pump that blood and like any other muscle, it requires oxygen rich blood for energy.
http://www.medicinenet.com/angina_symptoms/article.htm
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Angina (Chest Pain) - AHA
Angina is chest pain or discomfort caused when your heart muscle doesn't get enough oxygen-rich blood. It may feel like pressure or squeezing in your chest.
http://www.heart.org/HEARTORG/Conditions/HeartAttack/DiagnosingaHeartAttack/Angina-Chest-Pain_UCM_450308_Article.jsp#.V9F4YGWMA1g
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What Is Angina? - NIH
Angina (an-JI-nuh or AN-juh-nuh) is chest pain or discomfort that occurs if an area of your heart muscle doesn't get enough oxygen-rich blood.
https://www.nhlbi.nih.gov/health/health-topics/topics/angina
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Angina: Symptoms and Treatment - Patient Info
Angina pain comes from the heart. It is usually caused by narrowing of the coronary (heart) arteries. Find out more about angina attack causes and symptoms.
http://patient.info/health/angina-leaflet
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Angina Pectoris: Practice Essentials, Background, Pathophysiology - Medscape
Angina pectoris is the result of myocardial ischemia caused by an imbalance between myocardial blood supply and oxygen demand. Angina is a common presenting symptom (typically, chest pain) among patients with coronary artery disease.
http://emedicine.medscape.com/article/150215-overview
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Stable Angina: Causes, Symptoms, and Treatment - Healthline
Learn about stable angina and what causes it. Find information on stable angina symptoms, risk factors, diagnosis, and treatment.
http://www.healthline.com/health/stable-angina
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Angina: Causes, Symptoms and Treatments - Medical News Today
Angina is chest pain, discomfort, or tightness that occurs when an area of the heart muscle is receiving decreased blood oxygen supply. Find out all about the causes and treatments
http://www.medicalnewstoday.com/articles/8886.php
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Angina - MedlinePlus
Angina is chest pain or discomfort you feel when there is not enough blood flow to your heart muscle. Your heart muscle needs the oxygen that the blood carries.
https://www.nlm.nih.gov/medlineplus/angina.html
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What Is Angina? - NIH
Angina (an-JI-nuh or AN-juh-nuh) is chest pain or discomfort that occurs if an area of your heart muscle doesn't get enough oxygen-rich blood.
http://www.nhlbi.nih.gov/health/health-topics/topics/angina
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Angina Pectoris - Wikipedia, the Free Encyclopedia
Angina pectoris, commonly known as angina, is the sensation of chest pain, pressure, or squeezing, often due to ischemia of the heart muscle from obstruction or spasm of the coronary arteries.
https://en.wikipedia.org/wiki/Angina_pectoris
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Heart Disease and Angina (Chest Pain) - WebMD
WebMD explains angina, or chest pain, including its causes, symptoms, diagnosis, and treatments.
http://www.webmd.com/heart-disease/guide/heart-disease-angina
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Angina - Mayo Clinic
Angina - Comprehensive overview covers symptoms, causes and treatment of this type of chest pain.
http://www.mayoclinic.org/diseases-conditions/angina/basics/definition/con-20031194
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Angina in Women Can Be Different Than Men - Heart
The American Heart Association explains how signs of angina (chest pain) in women may be different than in men.
http://www.heart.org/HEARTORG/Conditions/HeartAttack/WarningSignsofaHeartAttack/Angina-in-Women-Can-Be-Different-Than-Men_UCM_448902_Article.jsp
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Angina - (Chest Pain) - Heart
The American Heart Association explains angina is the medical term for chest pain or discomfort due to coronary heart disease. Learn about angina and its various types.
http://www.heart.org/HEARTORG/Conditions/HeartAttack/SymptomsDiagnosisofHeartAttack/Angina-Chest-Pain_UCM_450308_Article.jsp
