About Stress

Stress is a part of life. It can last for a few hours, to weeks, or even months, depending on the trigger. Stress is sometimes a motivator that helps you rise to the occasion. At other times, it’s simply overwhelming. Whatever the case, if it’s chronic, it can take a toll on your immune system, and lower your body's ability to defend against infection.

Cortisol is a stress hormone released by the adrenal gland. It’s triggered by the brain in response to fear or anxiety and it can help to increase your alertness. Unfortunately, when cortisol levels are too high for too long, it can hurt you more than it helps.

Immunologist Leonard Calabrese, DO, from the Cleveland Clinic offers insights on how

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