Careful! If you pee in the pool, a chemical reaction will cause the water to turn red. And, if you want to survive, don’t even think about jumping in the deep end for at least 30 minutes after you eat. Also, did you know that the Great Wall of China is the only man-made object visible from outer space and that humans, while they sleep, swallow an average of eight spiders a year?

We’ve all heard statements like this thrown out there as facts, and some of us have probably even believed a few of them over the years. Of course, it’s not always easy to discern the ridiculous from the real, especially during a run-up to a U.S. presidential election.