A pinched nerve can be very painful—no matter where it’s located in your body. If you experience one in your back, it can travel to other parts of the body and cause sharp pain, tingling, numbness, or ...
The lumbar plexus is a nerve plexus (a network of intersecting nerves) in the body’s lumbar region. It is formed by the ventral branches of the first to the fourth upper lumbar nerves (L1-L4), with ...