http://www.articleheaven.net en-us editorial@articlealley.com The World Health Organisation defines hypertension as blood pressure higher than 140/90. An ordinary condition in the developed world affecting roughly 20% of adults.People with high blood pressure generally do not experience any symptoms and are not awar... http://www.articleheaven.net/the-healthy-qualities-of-hibiscus-2175812.html 08th April 2011