The last cause of insomnia is stress about the problem of life. For example, job, money, family, lovers, health etc. That people try to edit or forgot it. Moreover, thinking about problems in the bed time can make people do not want to sleep. People should relax a stress by writing diary before bed time. That people can write about problems. So, people will feel better and feel easy to sleep by do not have a stress. “They might make a list of all issues that are of those concern to them and then think carefully about each of those concerns, with the goal of identifying an action (even if small) that they might be able to take tomorrow to address each issue . This is a way for people who can write about a stress . And people should take a hot bath before sleep .because a hot water can make a muscle to relax. Therefore, people will relax.