One way is with something called a TENS unit, which you can wear under your clothes and it sends an electrical impulse to the nerves and muscles and no one really knows how it works, but we think it might be the gate theory of pain, which is counterirritation.
Salah satunya dengan alat TENS yang dipakai di bahagian dalam baju untuk menghantar impuls elektrik kepada saraf dan otot dan tiada siapa pun betul-betul  tahu cara ia berfungsi Kami rasa ianya mungkin berdasarkan teori 'gate control' yang bersifat  mengurangkan kesakitan