9 health questions people asked Google in 2015

Chances are, one of the first places you turn for quick information on everything from that new diet fad to a troubling rash to a cough that won't quit is your handy search engine (although if you have a medical concern, there's no substitute for an  appointment with your doctor).

Experts at Google were asked to share the most popular health-related searches of the past year. "These top searched health-related questions are based on Google searches in the US from January to November 2015," says Simon Rogers, a data editor for Google's News Lab.

Here are the burning questions that were searched for in 2015.
1. "Is bronchitis contagious?"
2. "Is pneumonia contagious?"
3. "How much water should I drink?"
4. "How many calories should I eat?"
5. "What is lupus?"
6. "How far along am I?"
7. "When do you ovulate?"
8. "What is gluten?"
9. "How long does the flu last?"