Do period pain relief devices actually work? The GHI put them to the test
From TENS machines to heat wraps, here are the products that actually work, including Myoovi and Ovira. Shop now.
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Building A Transcutaneous Electrical Nerve Stimulation Device In A Weekend
A semi-decent TENS machine can cost somewhere between $70 and $200, but the team here have reduced the cost tremendously simply by separating the futzing analog/contact pad part from the signal ...