What is Blood Pressure(BP):

Blood Pressure: the pressure on the blood vessel wall when the heart pump out the blood into the vessels.

Systolic BP (Upper BP): the pressure when the heart contracts.

Diastolic BP (Lower BP): the pressure when the heart relaxes.

Normal Blood Pressure is not constant:

BP will increase with anxiety, exercise, and other stress.

24-hour blood pressure change in normal individuals

 

What is Hypertension:

Blood Pressure persistently to be higher than 140/90 mmHg at rest.

 

1. Causes:

 

Primary hypertension / no known causes

Secondary Hypertension, eg. Renal Disease, Renal Artery Narrowing

 

2. Symptoms:

Majority is symptom-free. Minority has headaches, dizziness, fatigue

3. Complications:

Heart Failure	Coronary Heart Disease	Stroke ( Cerebral Hemorrhage)	Renal Failure

4. Drug therapy:

Various drugs can control the blood pressure and reduce the complications effectively.

     - Take medicine on time

     - Take medicine regularly

     - Regular check-up

5. Prevention:

Healthy life style:

Stop smoking	Keep desirable weight
Moderate exercise	Control salt-intake

 

Check BP every two years in adults