Your problem is not all in your head. But that doesn’t mean it reflects reality. The alerts created by our bodies are merely like warning lights on the dashboard of a car. They tell us something needs our attention, but they don’t give us absolute truth.  When people say “follow your heart,” they are giving you the worst possible advice, because our bodies lie. This article is for all of us: the healthy, the anxious or depressed, and the chronically unwell.