Been an absolute game changer, I've suffered at the hands of ongoing injuries, muscle tears, knotted muscles, chronic pain, sciatica sprains and strains this little bugger is giving me a lot of relief and got me going again, some days have to hit the troublesome spots a couple of times a day, some days don't need to use it at all what's funny is I'm the biggest sceptic and thought what have I got to loose only bad thing I can honestly say is I should of opted to get a 2nd one at the discounted ...