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Blood Pressure

Blood Pressure Basics

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Blood Pressure Basics

Heart Disease Prevention Quiz
What Do You Know About Preventing Heart Disease? You can take steps to reduce your risk for heart disease. Find out more about preventing heart disease by taking this quiz. 1. Which of these is a cause of heart disease? You didn't answer this question. You answered The correct answer is This condition is called atherosclerosis. Fat and cholesterol build up in the arteries and create places of inflammation. This buildup is called plaque. The plaque makes the inside of the arteries narrower and stiffer, a...
Fast Facts
Blood pressure refers to the force of blood pushing against the walls of your arteries.
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Basic Anatomy of the Heart
Basic Anatomy of the Heart Click image to enlarge About the heart The heart is the hardest working muscle in the human body. Located almost in the center of the chest, the adult human heart is about the size of a fist. At an average rate of 80 times a minute, the heart beats about 115,000 times in one day, or about 42 million times in a year. In a 70-year lifetime, an average human heart will beat more than 2.5 billion times. Even when a person is at rest, the heart continuously works hard. The average ...
High Blood Pressure/Hypertension
High Blood Pressure/Hypertension What is blood pressure? Blood pressure is the force of the blood pushing against the artery walls. The force is generated with each heartbeat as blood is pumped from the heart into the blood vessels. The size and elasticity of the artery walls also affect blood pressure. Each time the heart beats (contracts and relaxes), pressure is created inside the arteries. The pressure is greatest when blood is pumped out of the heart into the arteries. When the heart relaxes betwee...
Understanding Prehypertension
Understanding Prehypertension Prehypertension is a new term that alerts people to the risk of developing chronic high blood pressure if they don’t take timely steps to improve their lifestyle habits, according to the National Heart, Lung, and Blood Institute (NHLBI). Someone who ends up with full-blown high blood pressure may, in time, develop heart disease, stroke, kidney disease, blindness, or dementia, and may have to stay on prescription drugs for life. The numbers to remember are 120 over 80—the bl...
The Lowdown on Low Blood Pressure
The Lowdown on Low Blood Pressure Most people worry about having high blood pressure. For a few people, however, low blood pressure, or hypotension, is a major concern. Current guidelines identify optimal blood pressure as less than 120/80. The National Heart Lung and Blood Institute defines hypotension as a blood pressure lower than 90/60. There is no specific lower limit that is defined as unhealthy. Elderly people, however, may have symptoms of dizziness and lightheadedness when there blood pressure ...