The 10 most Googled health questions of 2017

What is lupus? How long does the flu last? What causes hiccups? Those are just some of the health-related questions that Internet surfers in the United States asked Dr. Google in 2017, according to a list provided by Google spokeswoman Evan Barbour Grippi. The data were collected from January to mid-December. Here are some of the most popular health-related questions searched for this year and the answers, as provided in CNN's coverage of each.