Light Headed On Standing

Doctors call this postural hypotension.

Light headed on standing.

Becoming lightheaded when moving from a lying position to sitting or standing usually means that your blood pressure has fallen inappropriately. Other common symptoms include. This positional change results in decreased blood flow to the brain. When you stand up quickly gravity pulls blood from your brain towards your feet and blood doesn t return to the brain until the next heartbeat.

With a slow pulse this takes a second or two and that is enough time to feel the lack of oxygen in the symptom of lightheadedness or dizziness. Most of the time feeling dizzy or lightheaded when you stand up isn t something to worry about says christopher gibbons m d an associate professor of neurology at harvard medical school. The symptoms will usually go away when sitting or lying down. Lightheadedness often occurs when you move quickly from a seated to a standing position.

Normally when you stand up your blood pressure falls for a few seconds but then rises to make sure that your brain gets enough blood flow. This can create a drop in blood. Lightheadedness is usually caused by some surrounding circumstance impairing blood flow to the brain when a person is standing up. Orthostatic hypotension can make you feel dizzy or lightheaded and maybe even cause you to faint.

Orthostatic hypotension may be mild and episodes can last for less than a few minutes. This pooling lowers the blood pressure and the amount of blood the heart pumps to the brain. Normally when people stand gravity causes blood to pool in the veins of the legs and trunk. Orthostatic hypotension which describes a sudden drop in blood.

It s a challenge for the heart to keep the brain supplied with. Dizziness or light headedness when standing up occurs as a result of abnormal blood pressure regulation. Feeling lightheaded or even seeing black spots in your vision when you hop up quickly from a seated position actually has a name.