The negative effects of sleep deprivation are plentiful. Ranging from grogginess to changes in the stress hormone cortisol, not getting enough sleep takes a toll on the human body. The results of a recent study conducted by UC Berkley show that sleep deprivation can also inhibit our ability to accurately interpret facial expressions.
This week’s News Roundup brings you a collection of articles and blog posts related to the consequences of not getting enough sleep.
The Walking Dead. The New Yorker. “While we all suffer from sleep inertia (a general grogginess and lack of mental clarity), the stickiness of that inertia depends largely on the quantity and quality of the sleep that precedes it. If you’re fully rested, sleep inertia dissipates relatively quickly. But, when you’re not, it can last far into the day, with unpleasant and even risky results….The result is a kind of constant jet lag—and one that is exacerbated by sleeping in on the weekends. Executive function and emotional responses get worse, hurting everything from judgment to emotional reactivity. The ability to make good decisions can suffer, and kids can become more prone to act out and get depressed.”
5 Ways An All-Nighter Messes With Your Body — & How To Bounce Back. Refinery 29. “In the experiment, 15 participants (all men, unfortunately), all got one full night of sleep and one sleep-deprived night. After staying up all night, the participants' cortisol levels and genetic markers were out of whack, indicating that a single night without snoozing can cause big-level changes.”
The sleep-deprived brain can mistake friends for foes. Berkley News. “A new UC Berkeley study shows that sleep deprivation dulls our ability to accurately read facial expressions. This deficit can have serious consequences, such as not noticing that a child is sick or in pain, or that a potential mugger or violent predator is approaching.”
A Shocking Number Of Us Are Sleep-Deprived. Here's Why. Huffington Post. “Recently The Huffington Post teamed up with Parade magazine to find out how many Americans are sleep deprived and the possible habits that could be robbing them of valuable shut-eye. After 15,000 responses rolled in for the collaborative survey, we did the math and found out that more than 95 percent of responses wish they got more sleep -- and more than a third of them are logging five hours or less each night….The good news? The survey also revealed that almost every single participant said that they are somewhat or very willing to make lifestyle changes that would benefit their sleep quantity and quality in the long run.”