a of a verb or voice : showing that the subject of a sentence is the one doing the action expressed by the verb. âPickedâ in âI picked the applesâ is an active verb because it shows that the subject âIâ is the one who picked the apples.
Sleep deprivation is the condition of not having enough sleep; it can be either chronic or acute. A chronic sleep-restricted state can cause fatigue, daytime sleepiness, clumsiness and weight loss or weight gain. It adversely affects the brain and cognitive function. However, in a subset of cases sleep deprivation can, paradoxically, lead to increased energy and alertness and enhanced mood; it has even been used as a treatment for depression (see below). Few studies have compared the effects of acute total sleep deprivation and chronic partial sleep restriction.
If you go long enough without sleep, you may begin to have hallucinations. Read more. The long-term effects of sleep deprivation include anxiety, depression, and even thoughts of suicide. Read more.If you are seriously sleep deprived, you might fall asleep for short periods without even knowing it.ack of sleep can actually increase your appetite, and your brain may not get the message that youâve had enough to eat. Read more. Lack of sleep affects the amount of insulin released after you eat, increasing your risk of developing type 2 diabetes. Read more.