/jp/ - Otaku Culture

>>43454445
>>43454450
heres a study where they took caffeine in the morning or afternoon. 4chan is being gay so i just screenshotted the link.
>Nevertheless, EEG power density in the sigma frequencies (12–16 Hz) during non-rapid eye movement sleep was reduced in both caffeine and withdrawal conditions when compared to placebo.'
now what exactly does this mean? here's an explanation
>Sleep spindles are phasic bursts of thalamo-cortical activity, visible in the cortex as transient oscillations in the sigma range (usually defined in humans as 12–14 or 9–16 Hz). They have been associated with sleep-dependent memory consolidation and sleep stability in humans and rodents