The Science Behind TENS Units

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In recent years, electrotherapy has made a big impression. Not only has it become more relevant in medical homecare, but it has also turned into a staple for many athletes. Plus, loads of professionals, such as chiropractors and physical therapists, are using it in their offices or recommending it to their patients for home use. But as this form of therapy excites and intrigues, people want to know: How does it work? What does it do? Is there a science behind electrotherapy that we can trust?