Heartburn and acid reflux can become so frequent that they even occur in the middle of the night, waking you from a peaceful sleep. Heartburn and acid reflux can also become so severe that you feel like you are having a heart attack. If you have frequent and severe heartburn and acid reflux you may actually have gastroesophageal reflux disease (GERD). Take this quiz and learn the basics about this common and debilitating health concern.
How much do you know about how car engines work? And how much do you know about how the English language works? And what about how guns work? How much do you know? Lucky for you, HowStuffWorks is about more than providing great answers about how the world works. We are also here to bring joy to your day with fun quizzes, compelling photography and fascinating listicles. Some of our content is about how stuff works. Some is about how much you know about how stuff works. And some is just for fun! Because, well, did you know that having fun is an important part of how your brain works? Well, it is! So keep reading!