Dizziness at home is fine when you go out, it may be related to mental psychological factors, or it may be caused by migraine, tension headache and other reasons. 1. Psychosomatic factors: some patients are reluctant to communicate with others due to introversion and low self-esteem, and they are often fine at home, but when they go out, it will cause an increase in psychological pressure, leading to tension and anxiety, which may cause dizziness. 2. Migraine: Part of the patient due to the existence of migraine history, by the outdoor cold air, noisy environment, etc., is likely to trigger migraine attacks, may cause dizziness, may also be accompanied by headache, nausea and other symptoms. Thus, the performance of the home is fine as soon as you go out on the dizziness. 3. Tension headache: some patients due to excessive work pressure and other reasons, go out by the influence of the noisy environment, resulting in mental tension, anxiety, brain neuromuscular contraction, which leads to cerebral vascular ischemia, showing nothing at home as soon as you go out, dizziness, may be accompanied by headache, tinnitus and other symptoms. Dizziness at home when nothing goes out, may also be caused by other reasons, this phenomenon if frequent, should be as early as possible to seek medical attention, clear causes, give targeted treatment and conditioning.