Overstudy does not cause mental retardation.
TThere are quite high as it comes in different types of mental retardation.
literature review on mental retardation with reference
Exposure to lead can also cause mental retardation.
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.
In about 35% of cases, the cause of mental retardation cannot be found.
yes
Cathy Covert has written: 'Mental retardation' -- subject(s): Child, Mental retardation
The slang retard refers to mental retardation. Mental retardation is translated as "retard mental".A similarly offensive word in French is abruti.