Using a Blood Test, Researchers ID Depression in Teens

Blood tests have long been the diagnostic standard for diagnosing teenage diseases, such as mono and diabetes. Now researchers have developed a blood test that can diagnose depression in teens, a step they hope will lead to a better way to identify the disorder in young people. Currently, diagnosing depression depends entirely on a patient's willingness to report symptoms -- and a doctor's ability to interpret them. For teens, the diagnosis is particularly challenging, given the natural...Full Story