Racial Issues Articles

• Acid Rain
  Landslides
  Ecology
  Environmental Issues
  Air Pollution
  Geochemistry
   

  Humus

  Humus is a complex organic substance resulting from the breakdown of plant material in a process called humification. This process can occur naturally in soil, or in the production of compost. Humus ... > more
• Illegal Drugs
  Psychedelic Drugs
  Attention Deficit Disorder
  Addiction
  Healthy Aging
  Epigenetics
   
  

  Psychoactive drug

  A psychoactive drug or psychotropic substance is a chemical substance that acts primarily upon the central nervous system where it alters brain function, resulting in temporary changes in perception, ... > more
• Alzheimer's
  Alzheimer's Research
  Healthy Aging
  Dementia
  Disorders and Syndromes
  Attention Deficit Disorder
   
  

  Alzheimer's disease

  Alzheimer's disease (AD), also known simply as Alzheimer's, is a neurodegenerative disease that, in its most common form, is found in people over age 65. Approximately 24 million people worldwide ... > more
• Mining
  Pollution
  Attention Deficit Disorder
  Healthy Aging
  Sports Medicine
  Nutrition
   

  Lead poisoning

  Lead poisoning is a condition, also known as plumbism or painter's colic, caused by increased blood serum lead levels. The symptoms of lead poisoning include neurological problems, such as reduced ... > more
• Mental Health
  Child Development
  Intelligence
  Educational Psychology
  Depression
  Child Psychology
   

  Mental retardation

  Mental retardation is a term for a pattern of persistently slow learning of basic motor and language skills ("milestones") during childhood, and a significantly below-normal global intellectual ... > more
• Dentistry
  Sleep Disorders
  Sleep Disorder Research
  Insomnia
  Insomnia Research
  Obstructive Sleep Apnea
   

  Bruxism

  Bruxism is grinding of the teeth. This is an oral para-functional activity observed in most people to some degree. Bruxism includes clenching and/or grinding of the teeth. Some have incorrectly ... > more
• Virtual Reality
  Video Games
  Computer Modeling
  Consumer Behavior
  Computers and Internet
  Computer Programming
   
  

  Virtual reality

  Virtual reality (VR) is a technology which allows a user to interact with a computer-simulated environment, be it a real or imagined one. Most current virtual reality environments are primarily ... > more
• Nervous System
  Neuroscience
  Psychology Research
  Healthy Aging
  Attention Deficit Disorder
  Sports Medicine
   

  Neocortex

  The neocortex is a part of the brain of mammals. It is the top layer of the cerebral hemispheres, 2-4 mm thick, and made up of six layers, labelled I to VI (with VI being the innermost and I being ... > more
• Alzheimer's
  Dementia
  Alzheimer's Research
  Mad Cow Disease
  Huntington's Disease
  Healthy Aging
   

  Amyloid

  Amyloid describes various types of protein aggregations that share specific traits when examined microscopically. For a period, the scientific community debated whether or not amyloid deposits were ... > more
• Neuroscience
  Nervous System
  Psychology Research
  Intelligence
  Encephalitis
  Attention Deficit Disorder
   
  

  Limbic system

  The limbic system is the collective name for structures in the human brain involved in emotion, motivation, and emotional association with memory. It affects motivation and is more active in ... > more

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