Overview of depression

Clinical depression is a medical condition where a person feels very low or sad over a long period of time may be after a stressful event in their life and often results in a change in their functioning.

• Manic depression

• Seasonal adjustment disorder

• Postnatal depression

Are women at greater risk for depression?

Even though men and women have about the same rate of depression, it is women who are at a great risk. They are especially vulnerable during the child-bearing years.

Causes of depression

Depression is caused by a combination of genetic factors and exposure to a stressful life event. A change in the activity of certain chemicals in the brain is associated with depression.

Symptoms of depression

The most commonly seen symptoms are:

Diagnosis of depression

Depression can be diagnosed through the patient’s detailed history. Physical illness can be ruled out by conducting blood tests. Then, a psychiatrist can make the diagnosis based on the symptoms. Over a 2-week period of time, the doctor confirms that the depressive episode is not due to a temporary stressful event. Once, all other causes are eliminated, the diagnosis is confirmed.

Treatment of depression

Drug treatment is very effective. Several types of antidepressants are available on prescription. Therapies improve the patient’s outlook and to think positively.