The 24-hour news cycle is just as important to medicine as it is to politics, finance, or sports. At MedPage Today, new information is posted daily, but keeping up can be a challenge. As an aid for our readers and for a little amusement, here is a 10-question quiz based on the news of the week. Topics include childhood vaccination rates, endocrine-disrupting chemicals, and electrophysiologists on Twitter. After taking the quiz, scroll down in your browser window to find the correct answers and explanations, as well as links to the original articles.