Pain-free thanks Tens

I know hardly anyone who has not muscle or back problem. But those who prefer to do without powerful drugs, his therapists can now stuck in the quasi pocket. Small and lightweight, the device. The current pulses look surprisingly good and the muscles relax and the 2nd function they also help relieve pain. I have always in my backpack, so I can make me loose in the office because I have the most pain when I sit 8 hours. I do not know what I'd do without 'I give my father for Christmas. High-tech gift for a small price, but is cool.