The phrenic nerve controls the diaphragm, the dome-shaped muscle that is primarily responsible for breathing. Contraction of the diaphragm expands the lungs and draws air into them. The phrenic nerve ...
PINCHED NERVES ARE uncomfortable, no matter where they happen in the body. A pinched nerve in the neck, though, can be downright excruciating. Most everyday movements require you to move your neck, ...