Black cats crossing your path, not walking under ladders, avoiding the number 13 … these are some of the most common “bad luck” superstitions. Here are a few more you may not have heard of:

1. Don’t let your purse touch the ground.
2. Avoid the number four—it’s unlucky.
3. Don’t step on a manhole cover.
4. Don’t just sneeze once.
5. Don’t wear red during a storm.
6. Don’t get a haircut on Tuesdays.
7. Knitting outside can bring longer winters.
8. Don’t sleep with your head facing west.
9. Don’t give someone you like yellow flowers.
10. Tuck your thumbs when passing a graveyard.
11. Never sit at a table corner.
12. Don’t open an umbrella indoors.
13. Whistling indoors invites evil.
14. Don’t chew gum at night.