What medical condition does a patient suffering from hypertension have?

A patient suffering from hypertension has high blood pressure. Hypertension, also known as high blood pressure, is a common medical condition in which the blood pressure in the arteries is persistently elevated. It is typically defined as a systolic blood pressure (the pressure when the heart beats) of 140 mm Hg or higher, or a diastolic blood pressure (the pressure when the heart rests between beats) of 90 mm Hg or higher.