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2. What is Hypertension? Everything You Need to Know - AOL

   www.aol.com/hypertension-everything-know...

   Over time, this pressure can cause small tears in your arteries. Plaque can collect in and around these tears, causing your arteries to narrow and obstructing the flow of blood to and from your heart.

3. Levothyroxine - Wikipedia

   en.wikipedia.org/wiki/Levothyroxine

   Levothyroxine is a synthetic form of thyroxine (T 4), which is secreted by the thyroid gland. Levothyroxine and thyroxine are chemically identical: natural thyroxine is also in the "levo" chiral form, the difference is only in terminological preference. T 4 is biosynthesized from tyrosine. Approximately 5% of the US population suffers from over ...

4. Coronary arteries - Wikipedia

   en.wikipedia.org/wiki/Coronary_arteries

   The arteries can additionally be categorized based on the area of the heart for which they provide circulation. These categories are called epicardial (above the epicardium , or the outermost tissue of the heart) and microvascular (close to the endocardium , or the innermost tissue of the heart).

5. Common thyroid drug levothyroxine linked to bone mass loss - AOL

   www.aol.com/common-thyroid-drug-levothyroxine...

   Levothyroxine, a drug used to treat hypothyroidism, can lead to reduced bone mass and density in older adults with normal thyroid levels, a small cohort study has shown.

6. Coronary occlusion - Wikipedia

   en.wikipedia.org/wiki/Coronary_occlusion

   Symptoms include chest pain or angina, shortness of breath, and fatigue. [6]A completely blocked coronary artery will cause a heart attack. [6] Common heart attack symptoms include chest pain or angina, pain or discomfort that spreads to the shoulder, arm, back, neck jaw, teeth or the upper belly, cold sweats, fatigue, heartburn, nausea, shortness of breath, or lightheadedness.

7. Clogged Arteries Can Play a Significant Role in Severe Heart ...

   www.aol.com/lifestyle/clogged-arteries-play...

   Those symptoms can also come as a result of a coronary artery spasm, which occurs when an artery in the heart squeezes shut. Clogged arteries can cause those events, as well. 4.

8. Coronary thrombosis - Wikipedia

   en.wikipedia.org/wiki/Coronary_thrombosis

   This blood clot may then restrict blood flow within the heart, leading to heart tissue damage, or a myocardial infarction, also known as a heart attack. [ 1 ] Coronary thrombosis is most commonly caused as a downstream effect of atherosclerosis , a buildup of cholesterol and fats in the artery walls.

9. End organ damage - Wikipedia

   en.wikipedia.org/wiki/End_organ_damage

   End organ damage is severe impairment of major body organs due to systemic disease. Commonly this is referred to in diabetes, high blood pressure, or states of low blood pressure or low blood volume. [1] This can present as a heart attack or heart failure, pulmonary edema, neurologic deficits including a stroke, or acute kidney failure. [2]