Professional rugby leagues are organized competitions where teams compete in the sport of rugby. These leagues are typically structured with a regular season followed by playoffs, culminating in a championship match. The most prominent leagues include the Rugby Football League in England and the National Rugby League in Australia, each featuring teams from various cities. Players in professional rugby leagues are often highly skilled athletes who train extensively to compete at the highest level. The leagues attract large audiences, both in stadiums and through broadcasts, contributing to the sport's popularity. Additionally, professional leagues often have strict rules and regulations to ensure fair play and player safety.