causes sleeplessness

Not having a good sleep? Try to see if there is 1 in 5 reasons!
Did you know that sleep plays a very important role in maintaining a healthy health and spirit. However, today, many people experience sleep related problems.
How to lose sleep?
According to many studies, insomnia is a common problem for many people. Especially in the period of the last few decades, the number of people at young age has lost sleep.