One more reason to get a good night’s sleep

Index Talk Introduction Benefits of Sleep Result of Sleep Loss

Talk Introduction About a third of our life time, but do we really understand it? 2000 years ago: Galen “brain juice” Clear mind vs. murky mind Refreshes ＆ clears our mind

Talk Introduction A solution to brain’s basic needs Body: lymphatic systems; Brain: CSF Waste clearance, only when sleeping Ex. Amyloid β -- Alzheimer's disease

What’s more important… What steals our time meant for sleeping?

Benefits of Sleep Improve memory Curb inflammation Spur creativity Sharpen attention Have a healthy weight Improve your grades

Improves memory Your mind is surprisingly busy while you snooze. During sleep you can strengthen memories or "practice" skills learned while you were awake it’s a process called consolidation

Curb inflammation Research indicates that people who get less sleep— six or fewer hours a night—have higher blood levels of inflammatory proteins(ex ： C-reactive protein)than those who get more. These proteins may cause heart disease, stroke, diabetes, arthritis, and premature aging.

Have a healthy weight Sleep and metabolism are controlled by the same sectors of the brain. When you are sleepy, certain hormones go up in your blood, and those same hormones drive appetite. Therefore, If you are thinking about going on a diet, you might want to plan an earlier bedtime too.

Result of Sleep Loss Sleepiness Causes Accidents Sleep Deprivation Can Lead to Serious Health Problems. Lack of Sleep Kills Sex Drive Lack of Sleep Ages Your Skin Same to Curb inflammation

Sleepiness Causes Accidents Sleep deprivation was a factor in some of the biggest disasters in recent history. EX. the 1979 nuclear accident at Three Mile Island, the massive Exxon Valdez oil spill, the 1986 nuclear meltdown at Chernobyl, and others. Cause Traffic accident---Drowsiness can slow reaction time as much as driving drunk

Lack of Sleep Kills Sex Drive Depleted energy, sleepiness, and increased tension may be largely to blame. Therefore, sleep-deprived men and women report lower libidos and less interest in sex. It may be due to low levels of testosterone secreted during the night.

Lack of Sleep Ages Your Skin When you don’t get enough sleep, your body releases more of the stress hormone cortisol. In excess amounts, cortisol can break down skin collagen, the protein that keeps skin smooth and elastic. It turns out that chronic sleep loss can lead to lackluster skin, fine lines, and dark circles under the eyes.