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This research is timely because late last year the American Heart Association and the American College of Cardiology lowered its definition of blood pressure from a systolic blood pressure of at least 140 to a systolic of at least 130, said the study's lead author John J.
To determine the effects of blood pressure reduction among hypertension on patients, a team of researchers studied the electronic health records of more than 475,000 patients who were prescribed medication to treat hypertension.
High blood pressure in youth is defined differently than it is in adults.
As reported in this week's PLoS Medicine, a team of researchers, led by Andrew Wills from the Medical Research Council Unit for Lifelong Health and Ageing, University College London, used data from several UK studies in which blood pressure measurements in individuals were repeatedly taken over time and found that blood pressure changed at four phases throughout life: a rapid increase during adolescent growth; a gentler increase in early adulthood; a midlife acceleration (usually in the 40s); and finally for a period during late adulthood in which blood pressure increases slowly and then reverses.
Renal disease patients are sometimes taking Prednisone or Imuran and either one of these drugs can elevate blood sugar levels and/or blood pressure.
One month later, follow-up examinations of 234 of the babies revealed that those who had been more tolerant of salt flavor still averaged significantly higher blood pressure, compared to the other babies.
"It's important to know your blood pressure and to get it checked every year, or more often if you have other risk factors," says JoAnn E.
In 90% of the cases, no specific cause is identified, though certain individuals have a greater risk of developing high blood pressure, such as older persons, those with a family history of hypertension, people who are overweight, and African-Americans.
The circadian pattern of readings from ambulatory blood pressure monitoring, and other episodic variations in blood pressure, make a 24-hour blood pressure average derived from collected measurements at 7.5- to 15-minute intervals attractive.
Background information in the research article suggests that about 10-30 per cent of patients with high blood pressure have a condition known as resistant hypertension, in which blood pressure remains high despite treatment with at least three antihypertensive drugs, always including a medication that increases urine output.