Mental Retardation was discovered in the 1800's when a first child was born with this disease because the mom with the child in the stomach wasn't taken care of good with hospital care supervision .
Overstudy does not cause mental retardation.
TThere are quite high as it comes in different types of mental retardation.
Exposure to lead can also cause mental retardation.
literature review on mental retardation with reference
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.
Some cases of mild mental retardation are not diagnosed before the child enters preschool. These children typically have difficulties with social, communication, and functional academic skills.
yes
In about 35% of cases, the cause of mental retardation cannot be found.
Cathy Covert has written: 'Mental retardation' -- subject(s): Child, Mental retardation