When the heart squeezes blood into the arteries, the pressure goes up. Related information on Australian websitesĪs blood is pumped by the heart around the body, the pressure with which it pushes against the walls of blood vessels changes.What is a healthy or ‘normal’ blood pressure?.What is low blood pressure (hypotension)?.What is high blood pressure (hypertension)?.Low blood pressure does not always cause problems, but if it does, you should speak to your doctor about ways to manage it.High blood pressure can increase your risk of many health conditions, especially heart disease.Blood pressure can be measured manually, with a blood pressure cuff and stethoscope, or with an automated blood pressure machine.

Your blood pressure changes throughout the day depending on many factors including your general health and activity levels.