Most people are aware of the obvious forms of stress that affect the adrenal glands: impossibly full schedules, driving in traffic, financial problems, arguments with a spouse, losing a job and the many other emotional and psychological challenges of modern life.
But other factors not commonly considered when people think of “stress” place just as much of a burden on the adrenal glands. These include blood sugar swings, gut dysfunction, food intolerances (especially gluten), chronic infections, environmental toxins, auto-immune problems and inflammation. All of these conditions sound the alarm bells and cause the adrenals to pump out more stress hormones. In this context, stress is broadly defined as anything that disturbs the body’s natural balance (homeostasis).
Here’s an article by Chris Kresser with full details: