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This is an older article that may not reflect Dr. Mercola’s current view on this topic. Use our search engine to find Dr. Mercola’s latest position on any health topic.
The circadian rhythm that guides your daily cycle from sleep to wakefulness and back again may be doing much more than just that simple task.
Biologists have shown that a functioning circadian system is critical to hamsters' ability to remember what they have learned. Without it, in fact, they can't remember anything.