How superstitious are you? Chances are you've heard at least one or two superstitions before, but do you believe them? Here are some of the 13 most common ones most people believe. Check them out below:

1. A full moon means there's danger coming.

2. Fallen eyelashes grant you wishes.

3. Opening an umbrella indoors is bad luck.

4. Walking under a ladder is (stupid) and bad luck.

5. Broken mirrors will give you 7 years bad luck.

6. A black cat crossing your path will bring you bad luck. 

7. Step on a crack and you'll incur some bad karma.

8. A rabbit's foot is good luck.

9. Pick up a penny on the street - heads is good luck, tails is bad.

10. Pour salt over your shoulder to ward off bad luck.

11. Light three cigarettes in a row with one match and that's bad luck.

12. The number 13 is bad luck.

13. Cross your fingers to increase your good luck.