Nexus Drinks & Vending Machine Systems is a national provider of drink vending machines, water coolers for the home and the office, plumbed in water dispensers, espresso and cappuccino, Flavia and Kenco coffee machines and Zummo fresh orange juicers.
Similar to depression in adults, scientists do not know the specific cause or causes of teen depression. They do believe that that the onset of depression is frequently caused by a combination of genetic, psychological, and environmental factors. In other words, there is no one cause of depression.
The cause of depression can be genetic, caused by a stressful event, or could have no specific reason. There are a number of different types of depression, including major depression, dysthymia, postpartum depression, premenstrual dysphoric disorder, and seasonal affective disorder.