Overnight sleep will cause the decreasing of the capaility to concentrate.

Most people who like to do overnight sleep will have less concentrate rather than people who sleep normally, It has been proven by many researchers in the world. Most scientist have done such experiments and finally found that the quality and quantity of sleeping will affect also to the respirations and the oxygen. With less sleep, our brain will easily tired and it will affect the working capability.
People with less concentrate will difficult in remembering things, hard to memorize, and will have some problems in absorbing materials. with all that effects, it will also affect the education world, for ex : students will got bad marks because they can’t absorb materials from their teacher. Working world, for ex : employees will got fired if they can’t do their works (remembering things). And also the social world or civilization, for ex : people will found difficulty in memorizing names.
Hendra
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