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why does my blood pressure drop when i stand up

People requiring prolonged bed rest should sit up each day and exercise in bed when possible. People who are lying down or sitting should rise slowly and carefully. In general, it is helpful to consume adequate fluids, limit or avoid alcohol, and exercise regularly when feasible. Regular exercise of modest intensity increases the muscle tone in blood vessel walls, which reduces pooling of blood in the legs. Sleeping with the head of the bed raised may help relieve symptoms. For some people, increasing salt intake may increase water retention and lessen symptoms.

Doctors may recommend that people increase their salt intake by liberally salting food or taking sodium chloride tablets. However, increasing salt intake may not be recommended for people with heart disorders.
Postural hypotension is considered a failure of the cardiovascular system or to react appropriately to sudden changes. Normally, when you stand up, some blood pools in your lower extremities.

Uncorrected, this would cause your blood pressure to fall. But your body normally compensates by sending messages to your heart to beat faster and to your blood vessels to constrict. This offsets the drop in blood pressure. If this does not happen, or happens too slowly, postural hypotension results and can lead to fainting. The risk of both low and normally increases with age due in part to normal changes during aging. In addition, blood flow to the heart muscle and the declines with age, often as a result of plaque buildup in blood vessels.

An estimated 10% to 20% of people over age 65 have postural hypotension. What Causes Low Blood Pressure? The cause of low blood pressure isn't always clear. It may be associated with the following: Hormonal problems such as an underactive ( ), or ( Some over-the-counter Some prescription medicines such as for, Widening, or dilation, of the blood vessels or What Causes a Sudden Drop in Blood Pressure? Sudden drops in blood pressure can be life-threatening.

Causes of this type of hypotension include: Low, a severe Severe from, or fever A В called Who Gets Postural Hypotension? Postural hypotension, which is low blood pressure when standing up suddenly, can happen to anyone for a variety of reasons, such as, lack of food, or being overly fatigued. It can also be influenced by genetic make-up, aging, medication, dietary and psychological factors, and acute triggers, such as infection and.

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