• Kyodo


The number of people with dementia aged 65 or older reached an estimated 4.62 million last year, accounting for 15 percent of the age bracket, according to a health ministry survey.

A study group under the Health, Labor and Welfare Ministry also calculated that another 4 million senior citizens, up from 3.8 million in 2010, suffered from mild cognitive impairment, which can evolve into dementia.

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