Our crototype actually does change im as we age. Larks and a older individuals tend to wake up earlier in the day, but their sleep is all screwed up. One patron askd about older folks and why they get um so early. What strategies for combating jet lak are there without using medication? Do we just have to suffer it? Ar their behaviours? We can to adjust faster and more easily? Like, what is jet lag? What's happening?