Wide awake at bedtime? Effects of caffeine on sleep and circadian timing in male adolescents – a randomized crossover trial
However, particularly teenagers with a strong need for deep sleep might pay for these subjective benefits by a loss of SWS during the night. Thus, caffeine-induced sleep-disruptions might change along with the maturation of sleep need. More research.…
www.coffeeandhealth.org/health/research/wide-awake-at-bedtime-effects-of-caffeine-on-sleep-and-circadian-timing-in-male-adolescents-a-randomized-crossover-trial