UAE, April 20 -- Every year on World Hypertension Day, observed on May 17, doctors around the world repeat a deceptively simple message: know your numbers, a message that is indicative of one of the most serious global health threats of our time.

What Exactly is Hypertension? Blood pressure is the force exerted by circulating blood against the walls of the arteries. It is recorded using two numbers:

Systolic pressure - the pressure when the heart beats Diastolic pressure - the pressure when the heart rests between beats

"Blood pressure is classified by the following framework: normal blood pressure is defined as <120 mm Hg systolic and <80 mm Hg diastolic; elevated blood pressure as 120 to 129 mm Hg systolic and <80 mm Hg diastolic; st...