Add Yahoo as a preferred source to see more of our stories on Google. If you’ve been on social media recently you might have noticed sponsored posts and ads for a variety of small, portable electrical ...

The idea of shocking yourself to get rid of pain might sound strange, but that’s what this little gadget is designed to do. Livia is a Transcutaneous Electrical Nerve Stimulation (TENS) machine — a ...

Using a Tens machine – a portable device that stimulate nerves with tiny pulses of electricity – will not help back pain, doctors warn. Although widely used for pain relief, there is a lack of good ...