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5 votes

Why do we dream while sleeping?

Disclaimer: the shortest answer still remains we don't know...yet. Talking from the evolutionary perspective, I have found as many as 8 theories about the purpose of dreaming, some of which even ...
another 'Homo sapien''s user avatar
3 votes

What is the function of dreaming? Does a particular hormone secretion interfere with dreaming? Why do some people dream more?

Dreams are hallucinations that occur during certain stages of sleep. They’re strongest during REM sleep, or the rapid eye movement stage, when you may be less likely to recall your dream. Research is ...
Navoneel Karmakar's user avatar
1 vote

How fast the brain recover itself at sleep? What can be done to accelerate this process?

You should see some talks from TED about deep sleep. One researcher summarized that adults generally need 8 hours every night to be at optimum strength. What is most important though is the Delta-...
bandybabboon's user avatar
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