Depression is one of the most common mental disorders in the United States, affecting more than 16 million people. As such, antidepressant use has jumped by 65 percent in the last 15 years, with one in eight Americans over the age of 12 taking antidepressants. These statistics are alarming considering the root causes of depression are going unaddressed. Like pain or injury anywhere in the body, depression is a warning flag from the body that the system is out of balance. Stamping out the root causes of depression is like removing the engine light in your car instead of investigating what’s wrong with the car. In functional medicine we look at the body as an integrated whole, with all parts working together and influencing one another. If you understand human physiology, it doesn’t make sense to isolate and treat one part of the body, such as the brain in depression, …