Why Would an Athlete use a TENS Unit? 1. Pain relief/reduced pain signals 2. Non-invasive/drug-free 3. Effective/efficient complimentary treatment 4. Increases circulation/healing 5. Improves sleep patterns 6. Relieves spasms and knots 7. Increases function and range of motion 8. Effectively retrains nerves 9. Reduces inflammation 10. Quicker rehabilitation