The National Collegiate Athletic Association (NCAA) is the governing body that oversees around 1,200 voluntary college and university members. The first tournament of March Madness occurred in 1939 with eight teams. Then, the tournament expanded to 16 teams in 1951. After two years, it became 22 and in 1975, it went up to 32 teams. The best way to keep the body hydrated is to drink water. Athletes are recommended to drink more than a gallon a day, since they would be sweating out more than that. Water could also provide the needed energy and could refresh the body. Energy drinks are best avoided, since they can be laced with sugar and caffeine which may give the body a quick energy fix but not the necessary nutrients. Experts say that a good pair of basketball shoes should enable the player to slide in his or her foot effortlessly but should be snug enough to ensure that the shoe won t come off while playing. Fit is equally important in finding the right basketball shoes because this will ensure your comfort while doing the exercises. Basic Rules Although some rules about measurements and time limits may vary depending on the league and tournaments, these are the basic rules that are followed by international leagues, including the NBA. The rule of the game is simple, the team with the higher score by the end of the time limit for the whole game would win. Looking Back The invention of the game or its foundation is attributed to Dr. James Naismith. He was an instructor at the International Young Men's Christian Association Training School, which is now known as the Springfield College in Springfield, Massachusetts, USA. It was in December 1981 when Dr. For the International Basketball Federation or FIBA, the ball must have the size of seven and it must have the manufacturer s name and its serial number. The materials where the ball is made from can be genuine or synthetic leather, and it must not contain any types of toxic materials. The circumference can be between 749 to 780 mm.