We do work for 16 hours and our body needs rest at least 8 hours so our body releases an acid known as asmodensia. Then our body slowly gets tired because when we work for 16 hours our body gets tired and needs oxygen for respiration and takes some of oxygen from our mind so our mind gets weak and takes some oxygen from our mouth. In Tamil we say it as 'kottavi' ,we take in very much of breath by our mouth so then our body and mind commands to sleep by taking all the asmodensia and makes the body weak and we sleep.
Stress causes no sleep
Lack of sleep causes bags under the eyes.
There are many primary causes of sleep deprivation. Some of the primary causes of sleep deprivation includes insomnia, sleeping in an unsafe area, and having an odd sleeping schedule.
Yes Hypotension often causes excessive sleep. Excessive sleep often causes puffiness of the face.
It is a medicine that causes sleep
The causes of sleep disturbance are many and varied. Sleep disturbance can, for example, be triggered by relatively simple environmental events.
Go to http://www.buzzle.com/articles/sleep-talking.html and/or http://www.webmd.com/sleep-disorders/talking-in-your-sleep
Sleep deprivation is proven to be one of the leading causes of anxiety. However it seems to be a viscous circle as anxiety creates sleep deprivation, and when we are deprived of sleep it again causes anxiety.
Some causes of sleep eating are staying up too late into the night, starvation, or obesity. These reasons are the top 3 reasons for the causing of sleep eating.
crack
Vivid dreams
I don't really think anything causes REM sleep. REM stands for rapid eye movement, and it's one of the stages of sleep. I'm not certain, but I think it's the stage of sleep where your dreams are most vivid, meaning the deepest form of sleep.