![]() ![]() Orthostatic hypotension (also known as postural hypotension) is the drop in blood pressure that occurs when you move from sitting or lying down to standing.Īs your body adjusts to the position change, you may feel dizzy or lightheaded. Low blood pressure is categorized according to when it happens and what’s causing it. Hypotension in adults is defined as a blood pressure reading of lower than 90/60. In those cases, hypotension can be a sign of an underlying condition that should be treated. Having a lower blood pressure is good in most cases (less than 120/80).īut low blood pressure can sometimes make you feel tired or dizzy. Your blood pressure reading is made up of two numbers: first the systolic measure, then the diastolic measure. Diastole supplies your heart with blood by filling the coronary arteries. Diastolic pressure (or diastole) is the measurement for the periods of rest.Systolic pressure (or systole) is the measurement of your blood pumping through your arteries when the ventricles of the heart squeeze.The medical term for low blood pressure is hypotension.īlood pressure is made up of two measurements: when your heart beats, and in the periods of rest between heartbeats. The force of blood pushing against your artery walls is called blood pressure.īlood pressure goes up and down in response to your regular activities, such as sleeping and moving around. Your blood pushes against your arteries with every heartbeat. What is low blood pressure (hypotension)? ![]()
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