About 1 billion Valentine's Day cards are exchanged in US each year. That's the largest
seasonal card-sending occasion of the year, next to Christmas.
Women purchase 85% of all valentines.
About 3% of pet owners will give Valentine's Day gifts to their pets.
Valentine's Day and Mother's Day are the biggest holidays for giving flowers.
Worldwide, over 50 million roses are given for Valentine's Day each year.
73% of people who buy flowers for Valentine's Day are men, while only 27 percent are women.
Men buy most of the millions of boxes of candy and bouquets of flowers given on Valentine's Day.
In the Middle Ages, young men and women drew names from a bowl to see who their valentines would be. They would wear these names on their sleeves for one week. To wear your heart on your sleeve now means that it is easy for other people to know how you are feeling.
Richard Cadbury invented the first Valentines Day candy box in the late 1800s.
. In some countries, a young woman may receive a gift of clothing from a prospective suitor. If the gift is kept, then it means she has accepted his proposal of marriage
In Medieval times, girls ate unusual foods on St Valentine's Day to make them dream of their future husband.