Valentine's Day: Express love for significant others, friends, family.

Origin: Catholic feast in 496 A.D., replacing Lupercalia.

Romance: Associated with love in the 1400s.

Traditions: Cards, flowers, chocolates, romantic gestures.

Inclusive: Celebration for all relationships, not just romantic.

Commercialization: Boosts sales with tailored products and services.

Evolution: New traditions like "Galentine's Day" emerge.