Always worry and fantasize about what you are afraid of, there may be a problem of anxiety disorder, which must be actively adjusted and treated. Self-adjustment must be actively diverted, especially when they worry, fear, fear to learn to stop in time. Once you find yourself in the worry and fear, you can immediately divert your attention, such as doing something, especially running, walking, talking, watching movies, listening to music, these methods can be. You can also learn to do what you should do, learn to take things as they come, learn to accept your life properly, these methods need to be actively done. You can also do psychotherapy, such as cognitive-behavioral therapy, humanistic therapy, Morita therapy, psychoanalytic therapy and so on. For example, if you are nervous, worried, or afraid of something because you have a lot of fears, conflicts, and contradictions repressed deep inside, or if you have a lot of desires inside your subconscious that you are not able to satisfy, you can consider psychoanalytic therapy. You can also consider medication, such as taking benzodiazepines, commonly used are lorazepam, oxazepam, alprazolam, etc. You can also consider taking sertraline, dalexin, duloxetine, etc. for treatment. All of the above methods are available.