depends what you mean by largest. soccer would be the largest world wide
The Professional Association of Diving Instructors (PADI) is the largest diver training organization in the world.
The component of sports that tiger woods does (meaning what sport he plays) is golf. He is a professional golfer on the Professional Golf Association and Nationwide tours.
Baseball. Don Fehr is the man.
The Miami Heat are part of the National Basketball Association which is a professional basketball league in the United States.
Utah Jazz is a professional basketball team in the National Basketball Association. It begins with U.
The NFL has way more members(by that you mean players) than any other sport.
Benedict Saul McCarthy, also known as Benni McCarthy is an association football player.
It is a group of people who organize a sport(ex. NBA- National Basketball Association.
Carmelo Anthony is a professional basketball player in the National Basketball Association. He plays for the New York Knicks and has earned numerous awards and honors.
The National Education Association (NEA) is both the largest professional organization and labor union in the United States. The NEA supports teachers with services such as, legal issues, labor disputes and professional development.
The Lakers is a professional basketball team in Los Angeles, California. The team is part of the NBA (National Basketball Association).
Kickball is not a professional sport.