What are the causes of depression

　　Now with the improvement of people's standard of living, thinking is no longer limited, people pay more attention to physical health, so guarded attention to the prevention of disease. However, in order to prevent the occurrence of disease also need to understand the causes of disease. Depression is a common disease, its causes have physical and psychological factors. The following are some of the causes of depression.

　　 Physical illnesses: It is very easy for a person to suffer from some physical illnesses in life, but physical illnesses like stroke, heart attack, cancer, chronic pain, diabetes, hormonal disorders and advanced illnesses can invite depression. There is apathy or inability to deal with their physical needs, these conditions may be a mood response or objective reaction to the physical disease, may also be a precursor to depression.

　　 Personality factors: this is one of the main causes of depression, such as life in the sensitive, suspicious, moody, strong, pessimistic, low self-confidence, bad thought forms, excessive chagrin or feel simply can not control the life of things and other personalities, are prone to depression, some of the personality.

　　 Biochemical factors: When a person suffers from depression, there is often a gradual decrease in the number of chemicals called neurotransmitters in the brain. If there is an imbalance between the two neurotransmitters, 5-hydroxytryptophan and norepinephrine, this can lead to depression or anxiety. 5-hydroxytryptophan and norepinephrine decreases often lead to low mood, decreased motivation, and changes in appetite and sex drive.

　　 Biological rhythm changes: we are living in some physiological function indicators such as body temperature, sleep, cortisol and other endocrine have biological circadian rhythm changes is on behalf of a person's affective neurological presentations of disorders, the main manifestation of the phase shift, mostly phase forward, that is, the peak time of physiological rhythms earlier, depressed patients with ocular fast-moving sleep ambient period is shortened (i.e., forward), some people think that can be regarded as a depressive disorder Biological indicators, with conclusive significance.

　　I believe that through the analysis of the causes of depression in this article, we have a further understanding of depression. I hope that in the future, we can avoid the occurrence of this disease in our daily lives, to ensure physical and mental health, to look at some things in life with a positive and optimistic attitude, away from depression. At the same time, I also hope that the depression patients with a positive attitude, cooperate with the doctor to accept the treatment, as soon as possible to restore the health of the body.