Cardiovascular disorders for which biofeedback has been used may be divided into three categories: cardiac arrhythmias, hypertension, and hypotension. Arrhythmias are defined as abnormalities in the rate of the heart beat or in the formation or conduction of the impulse that generates the heart beat. Hypertension refers to elevated blood pressure, hypotension, to abnormally low blood pressure.
KeywordsPlacebo Migraine Fenton Active Element
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