Have you ever suffered from insomnia? In other words, do you face the difficulty of falling asleep and staying asleep at night? So what causes it? Often times, insomnia is caused by multiple reasons, such as not getting enough rest, hunger, psychological trauma and so on. No matter what the reason is, millions of human beings suffer from the devil called insomnia. It robs you from getting enough rest, saps your energy and destroys your productivity the next day. Not to mention the detrimental effect towards your own physical and mental health.