The name TENS Unit means Transcutaneous electrical nerve stimulation. These type of devices are intended to stimulate the nerves through electric current. These units are almost always portable and intended to work on both acute and chronic pains. Never use a TENS Unit without the consultation of a Doctor. There are many places the electrodes should not be placed including but not limited to the: eyes, front of the neck, chest, internally, open or broken skin, spinal column or tumors. Our Customers Say ... "I know I’ve found a new key to my post-ride recovery. After each ride, I take a recovery drink with me into the shower, clean off and then put the ice wraps on while I cook and eat."-- Phil Gaimon, 24, rides for Kenda Pro Cycling |  |