Thomas Alva Edison also knew the value of "half waking" states.

托马斯·爱迪生也知道“半清醒”状态的价值。

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Because the resistance makes it harder work simply to breathe, your body is half-waking up over and over again during the night, so you don't feel refreshed in the morning.

因为阻力会让简单的呼吸变得艰难，夜间的时候你的身体反复地处于半睡半醒状态，所以早晨的时候你就会感觉没有精神。

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