Similar to many recreational activities, riding a bike tones certain muscles. Many prefer cycling on roads instead of running to tone their legs. Others take on the challenge of off-road riding that tones core muscles in their torso. Riding a bike requires using your arms.

High school football coaches use tryouts as a time to assess the talent that is available to them for an upcoming season.

Downhill mountain biking is a fast-paced segment of mountain biking that takes place on steep courses or off-season ski slopes. Downhill bikes are sturdy and have full suspension with extra travel, making them especially adept at conquering rough terrain at high speeds.

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.

Unlike many competitive team sports, volleyball doesn't feature any physical contact between opponents. Volleyball players remain on their own respective sides of the court with a tall net serving as a barrier between the two teams.

Playing sports provides important benefits for young and old alike, ranging from improvement in fitness and health to development of team spirit and feelings of accomplishment. Find a sport that you love and you'll stick with it while at the same time learning some essential life lessons and reaping positive rewards.

Besides obvious examples, such as race horse jockeys, the height of an athlete doesn't necessarily limit anyone's ability to participate in a particular sport. What height does impact, however, is your ability to play certain positions.

Much of the discussion of cutting weight in wrestling -- on both the pro and con sides -- focuses on the short-term effects of the practice. However, research into eating habits and disorders indicates that cutting weight may have effects that last long after the end of your last competitive match.

To avoid mismatches, and for obvious safety reasons, amateur wrestlers only face competitors of comparable sizes. As a result, wrestling organizations set strict weight-measurement rules to ensure heavier wrestlers don’t sneak through to face lighter opponents.

Whether you are a novice runner or are already accustomed to running for fun or fitness, you can improve your speed, endurance and enjoyment by increasing your cardio respiratory endurance.

To build basketball abs you need to train the abs in the same way basketball players use them. With these exercises, you'll build athletic basketball abs.

Former Detroit Tigers pitcher Elden Auker told the "New York Times" in 2006 that pitchers get sore arms because they "don't throw enough." Doctors seeing an influx of overuse injuries might disagree that the cure to a sore throwing arm is throwing more.