We appreciate the input and want to share some of the guidance we received. Most of those who responded were either between the ages of 12 and 18 or 46 to 65. The education level of respondents was diverse, from middle school and high school to many with college degrees, including one with a doctorate.
Functional weakness is weakness of an arm or leg due to the nervous system not working properly. It is not caused by damage or disease of the nervous system. Patients with functional weakness experience symptoms of limb weakness which can be disabling and frightening such as problems walking or a âheavinessâ down one side, dropping things or a feeling that a limb just doesnât feel normal or âpart of themâ.
Brachial plexus injuries can cause permanent weakness or disability. Even if yours seems minor, you may need medical care. See your doctor if you have: 1  Recurrent burners and stingers. 2  Weakness in your hand or arm. 3  Weakness in any part of the arm following trauma.