The red card signals that a player has committed one of the most serious offenses in the game or that he has received two cautionary yellow cards during the game already. If you receive a red card there will be serious consequences for you and your team.

Both located on your thigh, the quads and hamstrings work in tandem to move your knees and hips. If one is stronger than the other, you risk injury.

Traditionally, player numbers in soccer are associated with a specific position. Teams are free to assign numbers as they choose, so there's a lot of variation from tradition.

Soccer cleats provide the grip and traction players need in order to make their way around a soccer field. For some, it may also be the source of aggravating toe pain. Toe pain may occur for a wide variety of reasons, including undiagnosed foot injuries or ill-fitting or worn out cleats.

Varsity soccer players are accomplished players. Although high school soccer players usually can't compare to those playing at the college or professional levels, they have already reached a high level of skill development.

A soccer left wing can be a midfielder, a forward or both depending on the team's formation. Generally, the term "left wing" refers to any offensive player who plays on the left side of the field. Because the term is so general, more specific names are typically used.

Soccer players walk, jog, run and sprint in the course of the 90 minutes of a typical outdoor game. A player at the older youth or adult level may cover five miles per game. And an elite, energetic player such as Kyle Beckerman of Real Salt Lake can manage nearly 10 miles per game.

Soccer entails a combination of jogs, sprints, stops and pivots. When cleats aren't correctly sized or properly broken in, painful blisters can result, especially on the backs of heels and the soles of the feet. The best way to avoid blisters is to prevent the common causes of them.

Soccer requires its players to make individual plays and work within the concept of the team. When players take the field, they know which position their coaches are assigning them to play. Soccer uses a numbering system for its positions.

Bruised toes aren't pretty, but they are common among soccer players. They can happen when other players step on their feet, or if there's too much pressure on the toes. If your goal is to avoid the bruised toe dilemma, your first step is a basic precautionary move involving your footgear.

Soccer and basketball are played at high schools and colleges throughout the United States and the world, not to mention on park and school playgrounds and professionally.

Soccer requires quick feet and agility. During games, you not only have to run up and down the expansive field to cover as much ground as possible, but you rely heavily on short, explosive movements and acceleration to beat defenders. Quick feet will also help you dribble the ball, pass and shoot.