Autism: What is autism?Many of us asking himself this question what is autism, well, it can be defined as the disorder in the growth which leads to difficulties in social interact and communicate to the individual, According to the World Health Organization, it was found that out of 160 children there are autistic children around the world, and this is an average estimate; It was noted that there is a difference in the prevalence rate reported in the studies, as well as that the statistics were not complete or accurate in poor and low-income or even middle-income countries, and it is worth noting that - according to the World Health Organization as well - it was found that autism is on the rise globally. This apparent increase is explained in several ways, including the expansion of the scope and criteria for diagnosis, the increase in the awareness of societies about the disease, and the development of diagnostic tools and reports in this regard.The causes of autism:Many factors can be the cause of autism maybe this will make a child get infected by the disorder:1-A disorder or abnormality of certain genes; some of them are inherited from parents,