Autism:Symptoms and Causes
February 16th, 2008Autism is one kind of developmental disabilities which is characterized by impaired social interaction, problems with communication skills, repetitive behaviors and limited activities and interests. According to the surveys, there’s one autistic children out of 150 kids in America, one out of 1000 in Canada. Boys are more prone to autism than girls.
The cause of autism has not been known yet. A lately study shows that Maternal Antibodies may link to autism. Prenatal Exposure To Maternal Antibodies could cause autistic behaviors.
Genaral symptoms of autistic children include:
1. Difficulty in verbal and nonverbal communication. Avoid eye contact. Prefers to play alone.
2. Perfers to changeless life style. Difficulty in adjusting to changes in routine or familiar surroundings.
3. Difficulty in using and understanding language. Repeating words or phrases.
4. Repetitive body movements. Inability to concentrate on one thing. Lack of imagination.