TENS unit
DefinitionA TENS unit is an electronic device that delivers small electrical pulses to the skin via electrodes. Within BDSM, it is used for controlled electrical stimulation (e-stim), ranging from tingling and prickling to deep muscle contractions. Explanation of TENS unit The TENS unit originated in physiotherapy, where it is used to stimulate muscles or reduce pain. Within BDSM, the device
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