Man using a Dual Channel TENS Machine for pain relief.
Size:
3413px × 5120px
Photo credit: ©
Hilary Morgan / Alamy / Afripics
License:
Licensed
Model Released:
Yes
Keywords:
channel,
dual,
electrica,
machine,
man,
massage,
nerve,
pain,
relief,
stimulation,
stimulus,
tens,
transcutaneous