There are many reasons for insomnia, first, sleep conditions and the environment is not suitable, such as noisy sleep environment, sleep location change, may cause insomnia. Secondly, irregular work and rest, disturbance of biological clock, may also cause insomnia. Excessive mental and psychological stress, the expansion of the consequences of insomnia, the tension in the adjacent sleep, and the fear of not being able to sleep may form a vicious circle, which may cause insomnia. Some secondary diseases, such as sleep apnea, chronic obstructive pneumonia, taking opioids and hormonal drugs, may also cause insomnia. Major life changes and emotional stimuli in a short period of time may also induce insomnia. It is important to actively adjust your mind when you have insomnia and not get caught in the loop of insomnia, thus making it untreatable.