https://health.clevelandclinic.org/recommended-amount-of-sleep-for-children
Teenagers需要每天八個小時以上的睡眠。好像人群中少數人有基因變異才不需要普通人那麽長的睡眠。
https://health.clevelandclinic.org/recommended-amount-of-sleep-for-children
Teenagers需要每天八個小時以上的睡眠。好像人群中少數人有基因變異才不需要普通人那麽長的睡眠。
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