Valentine's Day is a time for romance, and millions of people around the world celebrate it each year. Here are 10 Valentine's Day facts that you might not have known:1. The saying 'wear your heart on your sleeve' comes from an old Valentine's Day traditionALSO READ: The best day to fall out of love? Valentine's Day is the second most popular time of year to send cardsGlobally, over one billion cards are sent for Valentine's Day each year. Valentine's Day was once banned in the UKOliver Cromwell banned Valentine's Day celebrations (as well as Christmas) when he became Lord Protector in 1653.

Source: Standard Digital February 14, 2019 07:07 UTC