Answer questions about substance abuse, its symptoms, different. Behavioral Health Treatment · Alcohol, Tobacco, and others. No one knows exactly what causes it, but it can happen for several reasons. Some people suffer from depression during a serious medical illness.
Others may have depression with life changes, such as a move or the death of a loved one. Others have a family history of depression. Those with it may have depression and be overwhelmed by sadness and loneliness for no known reason. There are several ideas about the causes of depression.
It can vary greatly between different people, and for some people, a combination of different factors can cause their depression. Some find that they get depressed for no obvious reason. There are many things that influence a person becoming depressed. Some of them are biological things like our genes, brain chemistry and hormones.
Some are the environment, including daylight and the seasons, or the social and family situations we face. And another is personality, like the way we react to life events or the support systems we create for ourselves. All of these things can help determine if a person is depressed or not. Children, siblings, and parents of people with major depression are more likely to have depression than members of the general population.
Some experts think that depressed people can be born simply with a smaller hippocampus and therefore tend to have depression. Although depression is common, especially in teens, some people get depressed but others don't. Although specific genes for depression haven't been identified, research has shown that if you have a close family member with depression, you're more likely to have depression yourself. Drinking alcohol often can worsen symptoms of depression, and people who have depression are more likely to abuse or become dependent on alcohol.
If you feel depressed after starting any type of medication, refer to the patient information leaflet to see if depression is an adverse effect, or consult your doctor. For example, the hippocampus, a small part of the brain that is vital for memory storage, appears to be smaller in some people with a history of depression than in those who have never been depressed. Although depression and grief share some characteristics, depression is different from the pain you feel after losing a loved one or the sadness you feel after a traumatic life event. Multiple genes that interact with each other in special ways are likely to contribute to the various types of depression that occur in families.