blood pressure
Britannica Concise Encyclopedia | Date: 2007
Force originating when the heart's pumping pushes the blood against the walls of the blood vessels. Their stretching and contraction help maintain blood flow. Usually measured over an arm or leg artery in humans, blood pressure is expressed as two numbers; normal adult blood pressure is about 120/80 mm of mercury. The higher number (systolic) is measured when the heart's ventricles contract and the lower (diastolic) when they relax. hypertension, hypotension.
Copyright 1994-2007 Encyclopedia Britannica, Inc.
Related newspaper, magazine, and journal articles from HighBeam Research
 "The Mirror (London, England)")
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Dr Miriam Stoppard's Health Focus: UNDERSTANDING HIGH BLOOD PRESSURE, Part 1; Dr Miriam Stoppard's Health Focus.(Features)
The Mirror (London, England); 3/9/2000; Stoppard, Miriam; 787 words
; YOUR blood pressure is the pressure of blood surging through the main arteries each time the heart beats and empties. It's measured as the height of the column of mercury it can hold up - mmHg.BLOOD pressure varies during the day and goes up as a response to stress and physical activity, and down
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 "Coventry Evening Telegraph (England)")
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Too much pressure? NEARLY half the UK population don't know what their blood pressure is - and of those who do nearly a quarter are baffled by what the numbers mean. But high blood pressure could prove fatal, so knowing your numbers is essential. KAREN HAMBRIDGE reports.(News)
Coventry Evening Telegraph (England); 9/18/2006; 513 words
; Byline: KAREN HAMBRIDGE HAVING your blood pressure checked regularly is vital, according to Coventry consultant in public health Dr Peter Barker. High blood pressure has no direct symptoms so the first a sufferer might know about it is when they fall victim to a stroke or heart attack - perhaps
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High blood pressure.(AgePage)(Disease/Disorder overview)
Pamphlet by: National Institute on Aging; 11/1/2007; 787 words
; ... than half of Americans over age 60 and about three-fourths of those 70 years of age and older have high blood pressure. The good news is blood pressure can be controlled in most people. To start, there are many lifestyle changes you can make to lower your risk ...
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A primer on high blood pressure. (includes related article on prevention)
FDA Consumer; 9/1/1986; Zamula, Evelyn; 787 words
; A Primer on High Blood Pressure Back in 1969 a group of volunteers permitted themselves to be fitted with a device that recorded their blood pressure at five-minute intervals as they went about their normal routines. Depending on what they were doing, it was found that their blood pressure showed
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Using an ambulatory blood pressure monitor. (Information from Your Family Doctor).
American Family Physician; 6/1/2003; 753 words
; What is high blood pressure? Blood pressure is the force, or pressure, that pushes blood through the blood vessels in your body. In some people, it takes a lot of force. These people have what is called high blood pressure. Another word for it is hypertension. Blood pressure is recorded as two
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