Why are 19 year olds playing in the world cup?

Answer 1

Nineteen-year-olds are playing in the World Cup because they often represent the peak age for athletic performance in soccer, combining youth and skill with experience gained from earlier competitions. Many players are introduced to professional leagues and national teams at a young age, allowing them to gain valuable experience. Additionally, national teams often seek a mix of young talent and seasoned players to create a balanced squad capable of competing at the highest levels.