In this blog, I am going to deal with a question that has stumped some of the most talented researchers in the world. That should hopefully get your attention- this vexing question seems simple, but represents the “holy grail” of biology. The question: why do we sleep? C...


I'd be interested in seeing what was left out in this sentence, where you wrote:
"With the decreased brain activity, vivid dreams are."
Thanks for pointing this out Art. We have contacted Dr. Blaivas directly and hope to hear back soon with an answer.
All the best, sue (moderator)