Daylite savings11/30/2022 ![]() Light suppresses the release of the sleep-inducing substance melatonin. Light is the principal environmental cue.What can you do to reset your internal clock to adapt more quickly to the time changes? Your circadian rhythm is internally generated but is influenced by your environment, behavior, and medications. But this can vary significantly among people. How long will it take you to adapt to time change? Though a bit simplistic, a rule of thumb is that it takes about one day to adjust for each hour of time change. Going west, we fall asleep easily but may have a difficult time waking. An "earlier" bedtime may cause trouble falling asleep and increased wakefulness during the early part of the night. It's similar to airplane travel traveling east we lose time. In general, "losing" an hour in the spring is harder to adjust to than "gaining" an hour in the fall. How well we adapt to this depends on several things. In doing so, our internal clock becomes out of sync or mismatched with our current day-night cycle. Moving our clocks in either direction changes the principal time cue - light - for setting and resetting our 24-hour natural cycle, or circadian rhythm. How time changes actually affect you depends on your own personal health, sleep habits, and lifestyle. And even though most of us pine for a little bit of extra sleep, the adjustment to shorter days can take a while. The drawback: It's going to be darker, earlier. Finally, you're going to get an extra hour of sleep! The "fall back" time change is right around the corner. ![]()
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