Prashant Mishra
Breaking a mirror is said to bring seven years of bad luck, a belief that dates back to ancient Rome.
Knocking on wood is believed to ward off bad luck after making a positive statement or boast.
In many cultures, a black cat crossing your path is considered an omen of bad luck.
Walking under a ladder is thought to bring bad luck.
Spilling salt is believed to bring bad luck, which can be countered by throwing a pinch over your left shoulder.
Opening an umbrella indoors is said to invite bad luck.
Friday the 13th is considered an unlucky day in Western cultures.