Tremors Physical Injuries Unintended and Uncontrollable Movements Muscle Stiffness Impaired Speech Uncontrolled Movement Stiff Limbs Trouble Walking Frozen Facial Expression Equilibrium Distortion Loss of Balance Stiffness and Shakiness Difficulty with Coordination Hallucinations and Delusions Risk Factors Long-term Effects Concussions Management Slowed Movements, Tremors, Balance Problems Diagnosis Speech Impairment Unintended or Uncontrollable Movements Treatment Stiff Walking Mortality Memory Loss Falling