“This has been FANTASTIC so far (been using this unit for 4 days now) Life has taken a toll on the old body, from shoulders, bone spurs along spine, lower back to my knees I seem to stay in pain each and every day, over the years I have gone through 2 different tens units from a former chiropractor, so far this unit seems just as good, although I've never used a unit with the EMS feature, was something I was interested in which helped narrow my search down to this unit,”