Once a wedding ring has been placed on the finger, it is considered bad luck to remove it.
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There are numerous sailors' superstitions, such as: it is considered bad luck for a ship to set sail on a Friday, to bring anything blue aboard, to stick a knife into the deck, to leave a hatch cover upside-down, to say "pig", or to eat walnuts aboard.
70
In Asia, the digit 4 never appears in any Nokia handset model number, because 4 is considered unlucky in many parts of Southeast/East Asia.
78
If one walks underneath an open ladder it is said to bring bad luck. Sometimes it is said that this can be undone by immediately walking backwards back underneath the ladder.
105
Pirates believed that piercing the ears with such precious metals as silver and gold improved one's eyesight.
131
Placing keys on a table is considered unlucky. (Sweden)
3
Amber beads, worn as a necklace, can protect against illness or cure colds.
89
If you catch a falling leaf on the first day of autumn you will not catch a cold all winter.
394