1. You should always go to bed in the same time.
2. You shouldn’t drink stimulant drinks such as tea, coffee or alcohol before going to bed.
3. You shouldn’t do physical exercises before bedtime. Reading and watching TV are not recommended as well.
4. Taking a warm bath will help you to relax and fall asleep faster.
5. If you are not absolutely exhausted after working day, going for a walk may be helpful. But if you are, you may just air your bedroom.