EMSマシンとTENSマシン、どっちを選ぶ?

EMSマシンとTENSマシン、どっちを選ぶ?

What is TENS(Transcutaneous Electrical Nerve Stimulation)?What is EMS(Electrical Muscle Stimulation)How EMS and TENS machines workEMS or TENS machines: which to choose? What is TENS(Transcutaneous Electrical Nerve Stimulation)? Transcutaneous Electrical Nerve...