What are the physical causes of depression

　　The emergence of depression has brought more trouble, but also harmed the health of patients, so we have to pay attention to depression, especially to correctly understand the causes of this disease, so as to bring some help to patients and friends, in the end, what causes depression it, look down for friends to introduce it.

　　Physical disease: a person in life is very easy to suffer from some physical disease, but like a stroke, heart attack, cancer, chronic pain, diabetes, hormone disorders and advanced disease these physical diseases may cause depression. Having apathy or not being able to deal with one's physical needs may be a mood response or objective reaction to a physical illness, or it may be a precursor to depression.

　　Personality factors: this is one of the main causes of depression, such as life in the sensitive, suspicious, unstable mood, strong, pessimistic, low self-confidence, have bad thought forms, excessive chagrin or feel simply can not control the life of things and other personalities, are prone to incurring depressive episodes of some of the personality. Biochemical factors, because when a person suffers from has been in the week, his brain will often be some of the chemicals known as neurotransmitters show a gradual decrease in the phenomenon. 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.

　　Genetic aspects of the elements: this is the primary element that triggers depression. The significance is that assuming a person has a family history of depression, then the chances of that person suffering from depression are 10 times higher than the average person. In fact, so many people with depression have basically not suffered any major social blows, but due to a stronger genetic susceptibility or psychological susceptibility, they are prone to depression.

　　The effect of drugs: this is also an important cause of depression, is the continuous element of depression, the element of depression is due to some of the compounds in the brain changes, such as anti-hypertensive drugs can cause the brain neurotransmitter changes and incurred. Endocrine changes, due to certain endocrine diseases in the body can also cause changes in the brain, such as hypothyroidism, is one of the biological factors that directly cause depression. The effects of other factors, including drug and alcohol abuse, can cause changes in some compounds in the brain, which can directly cause depression.

　　After understanding the above knowledge, we should recognize the causes of depression can cause what are the causes of depression, depression will bring patients quite a lot of trouble, but also let their mental condition appeared obvious abnormality, we have to know more about some knowledge of depression, but also should analyze the causes of this disease.