Autism spectrum disorder (ASD) refers to a group of conditions characterized by challenges or difficulties with social skills, repetitive behaviors, and nonverbal communication, as well as unique strengths and differences. We now know that autism is not just one type, but rather several, caused by a combination of genetic and environmental factors and influences It is a developmental disorder whose primary symptoms include difficulties with communication and social interaction, and repetitive and restricted patterns of behavior The term “spectrum” reflects the wide variation in challenges and strengths that each child with this disorder possesses. Its most noticeable features typically appear between the ages of two and three. In some cases, it can be diagnosed as early as 18 months According to the World Health Organization, one in every 160 children worldwide has an autism spectrum disorder. According to the Centers for Disease Control and Prevention (CDC), the prevalence of autism spectrum disorder in the United States in 2020 was 1 in 54 children.