Perineum pain from bicycling in men may indicate or lead to more serious reproductive and infectious conditions. According to a May 2003 researcher team led by Iain R. Spears, Ph.D., of the University of Teessidethe, the link between bicycling and damage to the perineum is an increasing cause for concern.

The majority of snowboard companies offer wide models to accommodate avid riders who have a large stature. While the wide snowboard offers increased stability at breakneck speeds, it can hinder your maneuverability during certain riding techniques.

The AP1 and AP2 are part of a long line of acclaimed Titleist irons. Both sets received a gold rating in the 2013 "Golf Digest" Hot List for irons.

If you think whey protein powder only benefits bodybuilders and weight lifters, think again. Athletes who participate in endurance sports, including swimmers, tend to focus on carbohydrates and pay little attention to protein. However, it is essential that hard-training swimmers consume an adequate amount of protein.

In the U.S., amateur tennis players follow the National Tennis Rating Program. This provides clear guidelines for all skill levels, ranging from beginner to advanced and even pro. The system was developed to ensure that players are evenly matched and competing against others of the same skill level.

After a long ride, you may expect some soreness in your arms and legs as the result of supporting your upper body and cranking the pedals. What you don't expect is pain in your toes. Soreness in the toes may be caused by the wrong type of equipment, but it could be a sign of an injury.

Competitive cheerleading is a sport still in its infancy. In the words of federal district judge Stefan Underhill, in a 2010 court decision, "The activity is still too underdeveloped and disorganized to be treated as offering genuine varsity athletic participation opportunities for students.

Running 13.1 miles, or a half-marathon, is an incredible accomplishment. It takes weeks or months of training, hard work and strain on the body.

You have a variety of options for converting your bike to a tricycle. Typical rear-wheel conversions are ideal for children and riders with special needs. A front-wheel conversion adds a sporting element to the three-wheel experience.

Tennis presents a variety of situations where a player can get hit by the ball. Each scenario has clearly defined rules on how to score the point.

Cleated shoes give you the potential to dig your heels or the front of your foot into a grassy playing field and zoom in any direction. Along with baseball, football, and track and field, both lacrosse and soccer are sports played with cleats, meaning shoes with studs. Especially if you live in the Northeast of the U.

Swimming is an activity that can aid weight loss. The U.S. Masters Swimming website notes that swimming has the added benefit of providing a total cardiovascular workout.