Autism

Autism         Autism is one of the mental, emotional, and behavior overthrows that come ons in early childhood. Autism, or autistic disorder, nearly always develops within the first 3 years of a childs life. Children and adolescents with autism basisnot interact normally with early(a) people. Autism indeed affects many an(prenominal) aspects of their development.         Children with and adolescents with autism typically: - stool a difficult cartridge holder communicating with others -exhibit very repetitious behaviors (like rocking seat and forth, head banging, or touching or twirling objects); - name a limited mark of interests and activities; and -may became malad hardlyed at a small change in their surround or daily routine.         Although symptoms of autistic disorder abouttimes can be seen in early infancy, the condition can erupt after months of normal development. In most cases, it is not mathematical to identi fy any specific event that triggers autistic disorder. astir(predicate) 7 in every 10 children and adolescents with autistic disorder overly have mental retardation or other problems with their understanding function or structure.         Recent studies estimate that as many as 14 children out of 10,000 may have autism or a related condition. About 125,000 Americans be affected by these disorders, and nearly 4,000 families across the country have dickens or more children with autism. Three times as many boys as girls have autism.

        Researchers are still unsure just about wha t causes autism. Several studies suggest th! at autistic disorder business leader be caused by a combination of biological factors, including film to a virus before birth, a problem with the resistant system, or genetics.         Scientists also have set chemicals in the brain and the immune system that may be involved in autistic disorder. As a normal brain develops, the carry of serotonin, a chemical found in the brain, declines. In some children with autistic disorder, however, the serotonin levels do not decline. If you want to yield a full essay, order it on our website: BestEssayCheap.com

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