This study on sex and sleep in drosophila applies to human behavior uncannily well.
Sound sleepers probably don't know what they dreamt about last night.
Hyper-stressed people benefit from nature sounds the most.
On sleep paralysis, morning contemplation and late-night creativity.
When does "sleeping on it" actually help?
Exhausted but happy? Well, short-term sleep deprivation can be a temporary upper.
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