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Postural orthostatic tachycardia syndrome (POTS) is a condition characterized by an abnormally large increase in heart rate upon sitting up or standing. [1] POTS is a disorder of the autonomic nervous system that can lead to a variety of symptoms, [10] including lightheadedness, brain fog, blurred vision, weakness, fatigue, headaches, heart palpitations, exercise intolerance, nausea ...
POTS symptoms can be caused by several things, but the underlying issue is that POTS patients' bodies have a harder time pushing blood back up toward their heart and brain after sitting or lying ...
There are a few studies suggesting that hormonal changes, especially those related to the menstrual cycle, pregnancy, and puberty, might influence the onset and severity of POTS symptoms.
Recognizing the signs of a stroke in women could make all the difference in saving a life. Here are 7 signs to look for.
Orthostatic intolerance (OI) is the development of symptoms when standing upright that are relieved when reclining. [1] There are many types of orthostatic intolerance. OI can be a subcategory of dysautonomia, a disorder of the autonomic nervous system [2] occurring when an individual stands up. [3]
Distinguishing POTS from a cerebrospinal fluid leak can be difficult, because the defining symptom of POTS, positional tachycardia, also occurs in some people with cerebrospinal fluid leaks. [3] Furthermore, both POTS and cerebrospinal fluid leaks are sometimes present in the same person, especially in people with Ehlers–Danlos syndrome .
When it comes to stroke prevention, the guideline stresses the need for risk assessment—including with a risk assessment calculator that estimates 10-year and 30-year stroke and heart disease ...
The causes of this condition are not well understood, but research suggests that it may be caused by a combination of hemodynamic and neurohumoral factors. [8]Some studies have found that orthostatic hypertension may be caused by increased vascular resistance, possibly due to excess plasma shifts or increased blood viscosity.