What is mental retardation ? It is defined as an intellectual functioning level (as measured by standard tests for intelligence quotient) well below average and significant limitations in daily living skills (adaptive functioning). Description of MR According to the ‘Centre for Disease Control and Prevention’, in the 1990s, mental retardation occured in 2.5 to 3 percent of the general population. Mental retardation begins in childhood or adolescence before the age of 18. It persists ... Mental retardation , now more commonly referred to as intellectual disability, affects approximately 1-3% of the global population and represents one of the most significant developmental challenges in childhood. This condition involves limitations in both intellectual functioning and adaptive behavior, impacting how individuals learn, communicate, and navigate daily life. Understanding the complexities of intellectual disability is crucial for social workers, educators, and healthcare ... Mental retardation new name and types. What are causes, symptoms, signs & levels of mental retardation . How is mental retardation diagnosed & treated Intellectual disability isn’t just about limitations. It’s also about what a person with intellectual disability does well.