Hi some trivia about valentine's day February was known for its fertility festivals.On the ancient Athens (greek)calendar, the period between mid-January and mid-February was the month of Gamelion, dedicated to the sacred marriage of Zeus and Hera.
The Greeting Card Association estimates that approximately one billion valentines are sent each year worldwide, making the day the second largest card-sending holiday of the year behind Christmas.
The association estimates that women purchase approximately 85 percent of all valentines.