Overall,<unk>  has been found to be safe compared with pharmaceutical medications for treating pain. Potential side effects include skin itching near the electrodes and mild redness of the skin (erythema). Some people also report that they dislike the sensation associated with<unk> .
Transcutaneous electrical nerve stimulation
Repetitive nerve stimulation
Percutaneous tibial nerve stimulation
Electrical muscle stimulation
Nerve conduction study
Nerve biopsy
Femoral nerve stretch test
Electromyography