Basketball is a physical confrontation sport centered on the hand, and it is the core game of the Olympic Games. Playing basketball can effectively promote the growth of the body's musculoskeletal muscles, promote the growth of the bones.
Playing basketball helps to enhance the contractility of myocardial fibers, enhance the blood ejection function of the heart, and increase the vitality of the heart for the function of the heart. Can effectively increase lung capacity. It can increase the digestive capacity of the digestive system, promote the absorption of nutrients, and promote metabolism. At the same time, it can also train people's reaction ability and comprehensive balance and coordination ability.
The venue requirements for playing basketball include: a standard basketball court should be a rectangle of 28m x 15m. The measurement of the field is measured from the inner edge of the boundary line, and the measurement of each area, line and circle in the field is measured from the outer edge of the boundary line, and the line width of each line on the field is 5cm. The ground should be solid and flat, and there should be no obstacles within at least 2m around it. There are two 2m long lines in the team bench area, the color of which should be very different from the color of the sideline and the end line. The pillars of the basketball hoop shall be at least 1m away from the outer edge of the end line.
A basketball game is played by two teams, each with 5 players, and each team's goal is to score on the opposing team's basket and prevent the opposing team from scoring. Basketball games are managed by referees and scorers. The game is divided into the first half and the second half, each half is 20 minutes, and the halftime is 10 minutes. When the two teams have the same points at the end of the game, a 5-minute playoff will be held. If the score is still the same after 5 minutes, another 5-minute playoff will be played until the winner is determined. The team with the most points at the end of the game time will be the winner of the game.
The rules of the basketball game are as follows: After the ball is thrown into the basket and approved by the referee, it will be counted as a score. A throw from the inside of the three-point line is worth 2 points; a throw from the outside of the three-point line is worth 3 points, and a free throw is worth 1 point. At the beginning of the game, each team will launch a jumper to the central jumping area, and the referee will drop the ball for both sides. When the players jump up and compete, the game starts. Each replacement player must be completed within 20 seconds, and the number of replacements is not limited. The time to switch players is selected when someone fouls, scrimmages, calls a timeout, etc. The referee may temporarily suspend the timing of the game.
