Maternal infections and illnesses such as glandular disorders, rubella, toxoplasmosis, and cytomegalovirus infection may cause mental retardation.
Alcohol taken in excess by the mother during a pregnancy can cause Fetal Alcohol Syndrome. This usually involves some diminishing of the mental capacity of the infant.
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TThere are quite high as it comes in different types of mental retardation.
Fragile X, a defect in the chromosome that determines sex, is the most common inherited cause of mental retardation.
Overstudy does not cause mental retardation.
Exposure to lead can also cause mental retardation.
literature review on mental retardation with reference
Mental retardation occurs in 2.5-3% of the general population.
Mental retardation has different levels. There is Mild intellectual disability; moderate intellectual disability; severe intellectual disability; and Profound intellectual disability.https://www.floridahospital.com/mental-retardation-mr/symptoms-and-signs-mental-retardation
The two conditions are not at all related. Autism does not cause mental retardation.
because some ppl are born with birth defects like mental retardation
About one-third of individuals with CP have moderate-to-severe mental retardation, one-third have mild mental retardation, and one-third have normal intelligence.
yes
In about 35% of cases, the cause of mental retardation cannot be found.