Autism has become a disease that seriously affects the healthy development of children’s physical and mental health, the rehabilitation of autism is a long-term and grueling process, the treatment of autistic children is the earlier the better, how to detect autism as early as possible? Then you need to understand several core symptoms and manifestations of autism. First, normal children are more active, like to find small partners to play together, love to look around, but autistic children like to do their own things alone, do not want to make eye contact with others, do not want to seek attention, and even see people to hide. Secondly, many children with autism have language disorders. Clinically, many parents come to the clinic because their children cannot speak when they are old enough to speak. Parents should not think that their children are still young and will get better when they are older, as this will only cause delay in their condition. There are also children with autism who can speak, but their speech is disorganized or they often talk to themselves, so parents need to be vigilant. Thirdly, children with autism may have repetitive language, actions and behaviors, sometimes even obsessive thinking and behaviors. For example, the child frequently closes and opens the door, repeatedly asks the parents a question, etc. Some children can see a movie or a book dozens or even hundreds of times, which is easy for parents to notice, but not necessarily think that it is related to autism. In addition, children with autism may also have sensory abnormalities. Their sense of hearing is particularly sensitive, sometimes they love to listen to some sounds, and sometimes they are afraid of some sounds. Most autistic children have pain and visual abnormalities, they are not afraid of pain, and they tend to squint and look backwards when they look at things. For autism rehabilitation treatment, the earlier the better, 2 to 6 years old is the best time for autistic children rehabilitation treatment, so after the discovery of children with autism tendency to seek medical advice as early as possible diagnosis, so that autistic children can recover better.