Neurochemicals in the brain

  Discuss a personal experience that you had or had with someone who suffered from a disorder that was the result of the lack of certain neurochemicals in the brain. Describe some of the challenges caused by this disorder: emotional, social, physical, and psychological. It can be a disorder such as ADHD, or traumatic brain injury (TBI). What type of interventions, short-, and long-term treatment options are available for the disorder?