Always suspect that they have the problem of depression, the reason may be the following aspects: 1, it is possible that because of the recent pressure is relatively large, bad mood, such as encountered the husband and wife relationship discord, family conflicts, more economic burden is relatively heavy, colleagues tension, if there is such a problem, it is easy to let themselves in a long-term stress state, feel a very high pressure, there may be a series of emotional problems. It is possible to make yourself feel that the performance of depression has appeared. 2, there may be a recent period of depressed mood, not happy, pessimistic, disappointed or repeatedly thinking that you have depression, for this reason very distressed, if there is such a performance, there may be anxiety, obsessive-compulsive disorder or has appeared the performance of depression. 3, it is also possible that the problem of their own personality, easy to sensitive, easy to low self-esteem. When you encounter setbacks, you will think very bad results, so when you are in a bad mood, you think repeatedly and worry repeatedly that you have depression.