Every four years, we watch. We marvel at badminton and wonder about the modern decathlon. With more than 300 gold medals awarded across 37 disciplines, our lives are suddenly much less productive. To aid in your immersion, we continue with our daily edition of "know your Olympic sport," with more than you need to know about gymnastics.
Inside we'll provide a trick to help you finally touch your toes, expose a fault in major equipment and challenge our readers to win back a gold for America.