Patient discussion about transcutaneous electrical nerve stimulation

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Q. How does a Transcutaneous electrical nerve stimulation (TENS) unit help fibromyalgia.

My aunt was suggested to go through TENS. Will that really help? How does a Transcutaneous electrical nerve stimulation (TENS) unit help fibromyalgia?
A‘TENS’ units are prescribed for chronic pain sufferers and fibromyalgia patients. What is a tens unit? Tens stands for Transcutaneous electrical nerve stimulation. A tens unit is essentially a stimulation device consisting of electrodes that are attached to the skin, the unit itself, and a battery to provide current. A Tens unit uses electricity to block nerves from sending pain messages.
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