When a baby dies suddenly and authorities can't find a reason for the death, the loss is often blamed on SIDS -- Sudden Infant Death Syndrome. Just hearing these words is enough to send a shiver down the spine of every parent, but it may ease your mind to know that there are real steps you can take to reduce your baby's risk. Take our quiz to see how much you really know about the causes, theories and stats on SIDS.
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!