TENS Unit

TENS Unit – Modern Technology from Ancient Discoveries

TENS stands for Transcutaneous electrical nerve stimulator. TENS units are often used to relieve pain. Using electrical stimulation in pain relief actually dates back to ancient Rome, when one of Emperor Claudius’ physicians found that standing on an electrified fish could help relieve aches and pains.

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The first modern TENS unit was patented in the early 20th century and was used to test the tolerance of patients suffering from chronic pain to electrical stimulation. Many patients reported significant improvement in their pain as a positive side effect, leading to the evolvement from a testing device to a therapeutic one. Etrode.com sells TENS units at very affordable prices, making this innovative technology easily accessible.