Doctors use an electromyography (EMG) test to check a patient’s muscles and the health of the nerves that control them (the motor neurons). This diagnostic test is typically used for patients who may have damaged nerves or nerve dysfunction with regard to signal transmission to the muscles. The EMG test can accurately measure the speed of signal transmission between the nerves and the muscles. It is frequently used by doctors when checking for Guillain-Barré syndrome, carpal tunnel syndrome, ... [Read More]