• Mental Stimulation Makes Brain Cells, Researchers Say

    Scientists have discovered the first strong evidence that intellectual stimulation can significantly increase the number of brain cells in a crucial region of the mind, a finding with broad implications for research into education and the search for mental-health drugs.

    The finding provides a biological confirmation of the importance of education and parental nurturing and contradicts previous dogma that the number of active brain cells is essentially fixed early in life. Moreover, it suggests the existence of yet...

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