“The study also showed that the effects of caffeine on brain dynamics were significantly more pronounced in young adults between the ages of 20 and 27 compared to middle-aged participants aged 41 to 58, especially during REM #Sleep , the phase associated with dreaming.” —- I wonder what the effect of caffeine is on kids 5 to say 16, many who drink coffee every morning or consume multiple sodas, which are mostly loaded with caffeine. scitechdaily.com/caffeine..