- Exterior sources of electromagnetic interference may possibly induce the unit to malfunction and influence stimulation. Radiating pain and numbness: This pain begins in your neck and travels down your arm or into your hand. It might also induce numbness or tingling in these regions. This sort of pain commonly happens https://www.theorthopaedicandpainpractice.com/chronic-neck-and-shoulder-pain-relief-strategies-to-reduce-discomfort/