What Are the Early Signs of Intellectual Disability in Children?

Early signs of intellectual disability in children can be observed through their inability to speak well at over one year old, indifference to their environment, being excessively quiet throughout the day, and rarely crying or fussing. They may exhibit characteristics of hyperactivity and inattention. Many intellectually disabled children cannot sit still for long periods and are constantly active. Their attention span is significantly shorter than that of normal children.
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