Sports are physical games and activities where people compete according to rules, testing their strength, speed, skill, or strategy. When you play soccer, basketball, tennis, or swim in a race, you're participating in a sport. Some sports involve teams working together, like hockey or volleyball, while others pit individuals against each other, like gymnastics or track and field.

What makes something a sport rather than just play? Sports have clear rules, keep score or measure performance, and require practice to improve. Tossing a frisbee around is fun, but ultimate frisbee, with its formal rules and competitive structure, is a sport.

Sports matter because they teach lessons beyond the game itself. You learn to work with teammates, handle both victory and defeat, push through difficulty, and improve through practice. A basketball player who practices free throws every day learns that consistent effort leads to improvement, a lesson that applies to math homework, learning an instrument, or any other challenge.

People have played sports for thousands of years. Ancient Greeks competed in the Olympics. Medieval knights jousted. Baseball became America's pastime in the 1800s. Today, billions of people worldwide play or watch sports, from neighborhood pickup games to professional leagues to the modern Olympics, which bring together athletes from every corner of the globe.