Insomnia is
a bad habit that is not being able to sleep at night. It is a bad habit because
people who get it cannot organize their biological system. Most of people
especially that are 20-40 years old often get insomnia at night. They only can
sleep after night passed at 3 am, even is still awake until morning arrives.
Insomnia is caused not only because of bad biological system but also some
external factors such as over-consuming coffee, having negative thought or
confused, and may be they spend along night by online in the internet. If insomnia
is allowed all time and becomes a habit, it will bring bad impact for insomnia
sufferer. The bad impact of insomnia can
be divided being two effects, that are physical changes and psychological changes.
