Health & Fitness

October 8, 2013 12:00 AM

Where do dreams come from and what do they really mean?

It’s a question that has long fascinated and flummoxed those who study human behavior: From whence comes the impulse to dream? Are dreams generated from the brain’s “top” – the high-flying cortical structures that allow us to reason, perceive, act and remember? Or do they come from the brain’s “bottom” – the unheralded brainstem, which quietly oversees such basic bodily functions as respiration, heart rate, salivation and temperature control?

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