The document discusses various disabilities and provides definitions and information about 13 categories of disabilities. It notes that approximately 10% of the world's population is disabled and that countries affected by war and conflict tend to have higher rates of disability. It defines several types of disabilities including mental retardation, specific learning disabilities, serious emotional disturbance, visual impairment, hearing impairment, deafness, deaf-blindness, speech or language impairment, autism, orthopedic impairment, traumatic brain injury, and multiple disabilities. For each disability, it provides information on definitions, causes, life skills, and resources.