Basketball was derived from a gym class when Dr James Naismith tried to keep his students active on a rainy day. Later, the gym workout turned into a game with nailed peach basket. It was initially played with football, and later it was decided that an orange ball is best suited for indoor visibility. International basketball was formed by eight countries including Argentina, Greece, Latvia, Italy, Romania, Czechoslovakia, and Switzerland. NBA live stream at sportsgup covers all latest basketball tournaments and allows users to watch basketball online. Basketball is considered the game of tall people, averaging 6 feet and 3 inches height of male players while women having average height of 5 feet 7 inches. Basketball fans of today can easily watch nba online and follow nba tournaments with nba live stream websites such as sportsgup.com. It also has variations including beach basketball, slamball, horseball, and donkey basketball.