| Autism is a severe neural development disorder that | | | | Around one half of children with this disorder develop |
| begins in children as newborns or up until their two and | | | | normally until one and a half to three years of age, and |
| a half year mark. This disorder is distinguished by | | | | then begin to digress. Although unproven, some people |
| impaired social interaction or communication, as well as | | | | in the field of medicine and autism believe this can be |
| repetitive behaviors. Although the physical appearance | | | | caused by childhood vaccinations, the exposure to a |
| of people with autism is normal and ordinary, altered | | | | virus, or the onset of seizures. |
| information processing in the brain causes behaviors | | | | During childhood, autism becomes more and more |
| that are patterned, disturbing, and very different from | | | | evident by symptoms like dysfunctional and repetitive |
| the actions of normal children. | | | | behaviors (sometimes rocking or head banging), or |
| Most parents and guardians notice the symptoms of | | | | lacking communication, cognition, and social skills. These |
| autism before the child's third birthday. As infants and | | | | behaviors usually continue throughout adulthood. More |
| toddlers, indicators include smiling and interacting less | | | | behaviors that are linked to autism include tantrums, |
| than typical children, as well as responding to their own | | | | becoming upset very easily, insisting on routines, dislike |
| name less often. Autistic children at this age may also | | | | of change, not reacting to pain, self injury, and |
| have less eye contact and may attempt to | | | | sometimes seizures around the time of puberty. |
| communicate with others physically instead of vocally. | | | | |