Electrode pads designed for transcutaneous electrical nerve stimulation (TENS) therapy come in various sizes. Larger pads distribute electrical impulses over a wider area of the body. This broader coverage can be beneficial for treating larger muscle groups or areas of diffuse pain. For instance, individuals experiencing lower back pain might find larger electrodes more effective than smaller ones.
Wider distribution of electrical stimulation can offer advantages such as increased comfort by reducing the sensation of intensity focused on a small area. This can also potentially improve the effectiveness of the therapy by targeting a larger treatment zone. The evolution of electrode pad technology has focused on improved conductivity, adhesion, and patient comfort. Larger pads represent one development aimed at enhancing therapeutic efficacy.