Systolic is the pressure in the artery as the heart contracts.It is given as 2 numbers - highest (systolic) over lowest (diastolic). Your blood pressure is a measurement taken of the highest reading and the lowest reading. When the heart is relaxed, the pressure is lower. 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 the treatment for high blood pressure?.What are the symptoms of high blood pressure?.Why do I need to know my blood pressure?.Some people will need to take medicine to keep their blood pressure at healthy levels.You can reduce your chance of having high blood pressure by maintaining a healthy diet, keeping active and avoiding smoking.If your blood pressure is consistently high, you may be at a higher risk of cardiovascular disease and other medical problems.Your blood pressure changes throughout the day depending on many factors, including your general health and activity levels.When blood is pumped by the heart around the body, the pressure of the blood pushing against the walls of blood vessels changes.
