If you’ve been diagnosed with GERD or suspect that you may have it, you’ll want to know exactly what that means. Get to know the physiology of acid reflux—what’s happening in your body—and its causes. What are the long-term effects of the condition and is the damage reversible? Most importantly, what can you do to prevent annoying symptoms like heartburn and sore throat? The better you understand GERD, the more you can do to avoid episodes and ease symptoms—and the more comfortably you can live your life.