Milk and milk products can lurk in strange places, such as processed lunchmeats, margarine, baked goods, artificial butter flavor, and non-dairy products. Chocolate is another product that may contain dairy â so be sure to check the label before you eat it.
Signs and symptoms of depression in teens. 1  Sadness or hopelessness. 2  Irritability, anger, or hostility. 3  Tearfulness or frequent crying. 4  Withdrawal from friends and family. 5  Loss of interest in activities. 6  Poor school performance. 7  Changes in eating and sleeping habits.
Causes of Teen Depression. While the exact cause or causes of teen depression are not known, scientists know of a number of risk factors that can raise a teenager's risk of developing depression. Among these depression risk factors are stressful life events, physical factors, and a family history of depression.