Chronic sinus congestion can be caused by allergens or by a structural problem in the face which leads to a build up of secretions in the nasal sinuses. This condition causes much discomfort and may affect your ability to perform your daily activities. But there are ways to manage and even cure chronic sinus congestion. To see how much you know about chronic sinus congestion, have a go at this quiz.
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!