In adults, a normal blood pressure reading is less than 120/80 millimeters of mercury, states the American Heart Association. This measurement records systolic blood pressure, the force of blood on the arteries when the heart pumps blood, and diastolic blood pressure, t...
A person has high blood pressure when the systolic pressure reading is 140 or above and the diastolic pressure is 90 or above, according to WebMD. Both numbers need not be over the limit, as one or the other indicates high blood pressure.
In adults 20 years of age and older, normal blood pressure numbers are below 120 mm Hg (systolic) and below 80 mm Hg (diastolic), according to the American Heart Association. Blood pressure is typically expressed as a ratio with the upper number on top.
When reading blood pressure numbers, the top number, known as the diastolic number, measures the pressure in millimeters of mercury inside the arteries when the heart muscle contracts, and the bottom, or diastolic, number measures the pressure within the arteries betwee...
Restricting consumption of alcohol and sodium, choosing healthy foods, exercising regularly and managing weight are all ways to lower blood pressure. Making these lifestyle changes can help people reduce blood pressure without having to take prescription medications, as...
Blood pressure is caused by the force of the blood as it pushes against artery walls, according to WebMD. This pressure is measured during the active and resting phases of every heartbeat.
High blood pressure in an individual is generally asymptomatic, states the American Heart Association. Some individuals experience dizziness, blood spots in the eyes, and facial flushing, or red, hot skin of the face. Symptoms of hypertensive crisis, or a blood pressure...