If you feel very tired, may be caused by the following reasons: 1, may be encountered stressful psychosocial factors, such as work pressure is relatively large, the economic burden is too heavy, the relationship between husband and wife is very bad, as well as a lot of contradictions and conflicts with people, these problems may make people particularly painful, especially after encountering some setbacks so that people have a strong sense of frustration, and some of these things are difficult to 2, may also be caused by personality factors, such as introversion, easy to inferiority complex, sensitive, easy to do things, easy to pessimism, disappointment, this time may be particularly negative, easy to feel tired. 3, may also be caused by mental illness, such as anxiety, depression, these patients emotional Unstable, sometimes particularly unhappy, easy to low self-esteem, easy to sensitive, some people are particularly prone to anxiety, nervousness, irritability, always worried, quiet, there is such a psychological problem is easy to make people feel very heavy burden, psychological pressure, very depressed, thus making people feel very tired.