How Does an OTC TENS Unit Work on Pain Pathways According to Gate Control Theory?
An OTC TENS unit sends gentle electrical pulses through the skin. The pulses travel along touch nerves to the spinal cord. There, they help close a ""gate"" and slow pain signals on the way to the brain. This idea comes from the gate control theory of pain, shared by Melzack and Wall in 1965. Today, people use these devices at home for back, neck, and joint pain.
Read More: https://www.abcdirectories.net..../articles/how-does-a