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.
Teens with a family history of depression or mental illness. Between 20 to 50 percent of teens suffering from depression have a family member with depression or some other mental disorder. Teens with untreated mental or substance-abuse problems.