“Autism is a lifelong developmental disability that affects the way someone communicates and relates to other people. Autism also affects how a person makes sense of the world around them” (autism.org). People wonder about the causes of this disability, but what they don't know is that an official cause has not yet been established! While there is no official cause of autism, there are many theories that people believe cause autism. One of the leading theories is what pills or vitamins women take during pregnancy. During pregnancy, women need to be very careful about the antibiotics or vitamins they take. Sometimes the baby can be affected by the pill and this can lead to problems during birth. “Another important theory is exposure to chemical pollutants, metals, pesticides, etc.” (webmd.). These substances contain many poisons, chemicals or bacteria which are very dangerous even for the exposure of the fetus. This is why people say that pregnant women should simply stay away from places where these substances are found. But the main theory that many people think causes autism is vaccines. Even though vaccines are supposed to prevent diseases, people think they contain a chemical that causes autism, but this theory is false! The cause of autism has not yet been fully determined, but it is not caused by vaccines; it is usually caused by genetic, metabolic or neurological factors or ultimately by problems that occurred during birth. nces are. But the main theory that many people think causes autism is vaccines. Even though vaccines are supposed to prevent diseases, people think they contain a chemical that causes autism, but this theory is false! The cause of autism has not yet been fully determined, but it is not caused by vaccines; it's usually... middle of the paper... could fit into a normal school without too much shadow. For a moderately autistic child, the best prognosis is complete recovery. “People have many different opinions about autism. But the most important thing with autism is knowing how to help an autistic child. Autism is a life-changing experience. With all the research and studies going on, the theory that vaccines are the cause of autism has not yet been established. Autism can be caused by many different things and one should not blame an individual reason. The exact causes of autism may never be discovered, but with all the studies conducted scientists should discover every little detail about this disability, including a cure. The day autism is cured will be the day every child affected by this defect can start a normal life, and that day will go down in history..