Sports are organized competitive activities that require physical effort, skill, and often teamwork. They can encompass a wide variety of games and physical exertions that individuals or teams engage in for recreation, entertainment, and competition. Sports often follow established rules or guidelines and can take place in various formats, including individual sports like tennis and athletics, or team sports such as soccer and basketball. They promote physical fitness, psychological well-being, and social interaction among participants and spectators. Additionally, sports can be played at amateur, semi-professional, or professional levels, and they often feature in local, national, and international competitions, including events like the Olympics.