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April 16, 2024. Reviewed by Howard E. LeWine, MD, Chief Medical Editor, Harvard Health Publishing. It's a common phenomenon with an uncommon name: orthostatic hypotension. It just means that when you shift from lying down or sitting to standing, your blood pressure drops and you momentarily feel a little woozy.
Advertisement. Ever stood up too quickly and suddenly felt so dizzy you had to grab a wall or sit right back down? It's actually pretty common to feel some brief dizziness when standing up. This...
It can occur after sitting up or standing too quickly. This condition is also called orthostatic hypotension. Poor blood circulation. Conditions such as cardiomyopathy, heart attack, heart arrhythmia and transient ischemic attack could cause dizziness. And a decrease in blood volume may cause inadequate blood flow to your brain or inner ear.
Overview. Orthostatic hypotension — also called postural hypotension — is a form of low blood pressure that happens when standing after sitting or lying down. Orthostatic hypotension can cause dizziness or lightheadedness and possibly fainting. Orthostatic hypotension can be mild. Episodes might be brief.
The short answer from a cardiologist. Q: When I stand up suddenly, I feel dizzy. Should I worry? A: When you stand up, the effects of gravity on your body can cause your blood to settle or pool in the veins in your lower body. Normally your body has a number of immediate responses that helps protect against this drop in your blood pressure.
Dizziness or light-headedness when standing up occurs as a result of abnormal blood pressure regulation. Normally, when people stand, gravity causes blood to pool in the veins of the legs and trunk. This pooling lowers the blood pressure and the amount of blood the heart pumps to the brain.
1. Inner Ear Problems. One of the most common inner ear symptoms is vertigo, which affects balance and coordination. A person with vertigo may experience a spinning sensation. For example,...