Diseases and Disorders

Photograph of student looking bored
Men with ADHD are often diagnosed in their childhood, but for girls a diagnosis may not occur until well into adulthood.
  • BrainFacts/SfN
The discovery in the late 1950s that the level of dopamine was decreased in the brains of Parkinson’s patients was followed in the 1960s by successful treatment with the drug levodopa, which is converted to dopamine in the brain. This historical event is one of the greatest medical breakthroughs in the field of neurology.
  • BrainFacts/SfN
Characterized by excessively inattentive, hyperactive, or impulsive behaviors, ADHD affects an estimated 5 to 8 percent of school-age children.
  • BrainFacts/SfN
Scientist targeted by animal rights activists asks about the ethics of inaction.
  • BrainFacts/SfN
Networks of spinal neurons also participate in controlling the alternating action of the legs during normal walking, maintaining posture, and, to a large degree, in all movements.
  • BrainFacts/SfN
One of the most frightening and devastating of all neurological disorders is the dementia that can occur in the elderly. The most common form of this illness is Alzheimer’s disease.
  • BrainFacts/SfN
Marked by disturbances in thinking, cognition, emotional reactions, and social behavior, schizophrenia usually results in chronic illness and personality change.
  • BrainFacts/SfN
People with bipolar disorder, previously known as manic-depressive illness, usually experience episodes of deep depression and manic highs.
  • BrainFacts/SfN
This progressive disorder strikes approximately 5,600 Americans annually, with an average survival time of just two to five years from symptom onset.
  • BrainFacts/SfN
This online book introduces neuroscience chapter by chapter. Available online and in several languages, the book covers basic topics such as neurons, chemical neurotransmission, and vision, as well as the immune system, dyslexia, stress, and neuroethics.
  • International Brain Research Organization
A detailed booklet of symptoms, causes, and treatments for schizophrenia, along with information on how to help and cope.
  • National Institute of Mental Health
In this lesson by the American Association for the Advancement of Science, students learn how alcohol affects different parts of the brain, which in turn affects behavior.
  • American Association for the Advancement of Science
This web-resource by the University of Utah considers the effects of genetics, environment, and behavior in an attempt to unravel the complexities of the addicted brain.
  • University of Utah

3D Brain

An interactive brain map that you can rotate in a three-dimensional space.