Summary & Analysis : Why We Sleep By Matthew Walker : Unlocking the Power of Sleep and Dreams

The “perfect” bedroom temperature, according to our author is 65 to 70 degrees Fahrenheit. That is assuming, standard nighttime attire and adequate bedding.

The bottom line from the perspective of our author is that eight hours of sleep per

How much sleep can we lose over a period of nights before our brain fails to process critical functions? After ten nights of only seven hours of sleep, our brains are as impaired as they would be if we had gone a full 24 hours without sleep.

Remember that human REM sleep also allows us to control our emotions, be creative, socialize appropriately, and think

paralyzed for the duration of REM. Of course, our involuntary muscles allowing us to breath remain intact. Think of it as our sleep time seat belt, keeping us motionless. With

While we begin our sleep with a prolonged NREM state, the later half of our rest has more REM sleep or dreaming opportunities.