http://www.webmd.com/balance/stress-management/stress-symptoms-effects_of-stress-on-the-body What Is Stress? Stress is the body’s reaction to harmful situations — whether they’re real or perceived. When you feel threatened, a chemical reaction occurs in your body that allows you to act in a way to prevent injury. This reaction is known as “fight-or-flight,” or the stress response. During stress response, your heart […]

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