经常性的睡眠不足会增加健康问题的产生，包括记忆下降和免疫力降低。

Regularly getting too little increases the risk of health problems, including memory impairment and a weakened immune system.

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目的：通过检查痴呆潜伏期中教育对记忆下降的作用以证实认知储备假说。

Objective: To test the cognitive reserve hypothesis by examining the effect of education on memory decline during the preclinical course of dementia.

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然而，在8到9岁之间，孩子们的记忆力下降到35%到36%之间。

However, between the ages of 8 to 9, the amount of memories that the children could remember fell to between 35%-36%.

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