Dreams can be like movies based on your memories from long ago — or last week.
Today we are encouraged to live every part of our waking lives to the fullest and get by with as little time as possible devoted to sleep. People who claim to need only a few hours of sleep each night are envied, even admired. Sleep is often treated as wasted time, and those who get a full night of Zs are considered old-fashioned, or even lazy.
Sleep doctors weigh in.
"I cannot imagine that there is a shred of scientific data to support this wild speculation."
A lot happens while you're dreaming.
Pretty cool discovery in the world of dreaming.
AFTERNOON Mid-morning: This is when your mental state is peaking. According to the video, most people are at their sharpest
We all know that young minds are impressionable. But apparently impressions only stick after some deep REM sleep. New evidence suggests that the largely unknown, reparative stage is critical for brain development, as that's when a child's experiences are transformed into memories and abilities.
Dr. William C. Dement, a professor at the Stanford Center for Sleep Sciences and Medicine, is considered the father of sleep medicine. In answer to my questions, he spoke about his early interest in sleep studies, the scientists who inspired him and how the study of sleep has evolved over half a century. Here is a transcript of our conversation.