ElectricalStimulationTherapy.com is a website dedicated to transcutaneous electrical nerve stimulation (TENS) therapy and electronic muscle stimulation (EMS). It provides a guide for people who are researching these two types of electrotherapy. The site contains a number of resources and pieces of information to help people understand TENS and EMS, as well a section that outlines how to choose the best TENS unit. There is an interactive comparison chart that enables individuals to compare TENS units against each other. This chart contains a selection of the most popular TENS units and can be sorted by criteria such as battery source, price range and number of modes. Also included in the site are techniques for alternative pain relief and pain management.