Comprehensive Sports Guide: Rules, Conditioning & Equipment

Athletic mastery depends on understanding official gameplay rules, optimizing equipment technology, and implementing sport-specific conditioning drills.

Inflating a bike tire

How Do I Pump Up a Bicycle Tire With a Presta Valve?

A Presta valve is a long, thin stem often found on the tires of high-end bikes. These valves work with a manual lock nut, as opposed the spring found on the traditional Schrader valve. Bike stores sell air pumps that can fit both valve styles or just one valve type.

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Hands in gloves holding handlebar of a bicycle

How to Remove Bicycle Handlebars

Bike handlebars come in various designs, so the method required to remove them will vary depending on the type of bike you own. Newer bikes have a threadless stem for easy height adjustment. Older units have stems secured with locknuts that require a wrench to adjust the height of the handlebars.

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bike repair or adjustment

How to Replace the Chain on a Schwinn Bike

Replacing the chain on your Schwinn bicycle can seem like a daunting task, but with the correct tool, the job is not too difficult. Chains for all bikes have the same core design, small links that join with pins. The old chain is one circular piece that must be disconnected.

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Handsome athlete checking pulse

Directions for a Timex Ironman Triathlon Watch

Ironman is a brand name for health and activity monitoring watches produced by Timex Group USA. The Ironman name comes from the triathlon of the same name. The Ironman series includes models designed for fitness and aimed at athletes, especially those who compete in triathlons.

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Hand Holding Digital Pedometer

Instructions for Setting a Sportline Pedometer

Sportline is a Yonkers, New York, company that produces devices to manage exercise effectiveness and distance. The company website notes that it is the global leader in fitness monitoring instruments. Pedometers track your activity as you walk.

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How to Align a Rear Bike Tire

Rear wheel alignments for bikes can be tricky, since it involves the tension of the spokes. In a wheel with perfect alignment, all the spokes have the exact tension.

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Weight scale

The Differences Between Balance Beam Scales & Electronic Scales

A balance beam scale is very different from the electronic scale you may have in your bathroom. Scales are measuring devices. That is true for both instruments, but when you step on an electronic scale, you are determining how much your body weighs. Balance beam scales do not measure weight, instead they value mass.

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Young Woman Relaxing In Swimming Pool

What Causes Ear Pain After Swimming

Ear pain after swimming generally will represent one thing: swimmer’s ear. This is an infection that develops when bacteria enter the ear canal from the water and may emerge several days after swimming.

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Detail of a Vintage Bicycle Seat, Wheel, Dynamo and Lock

Why Does My Bike Seat Move When I Ride?

A bike seat that moves when you ride can mean only one thing -- a loose fitting. The fix will depend on the style saddle you have and how the seat moves. A saddle that swivels from left to the right requires a different approach than one that changes tilt.

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Snowboard detail

How To Break in Your Snowboard Boots

Breaking in snowboard boots is an essential part of a safe and successful experience on the snow. Once you choose the appropriate boots for your style and snowboarding ambitions, you break them in the same way you do most new shoes; you wear them.

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bicycle racing wheels during the cycle road race

How to Use Bicycle Pedals with Straps

Toe straps on pedals improve the cyclist’s grip while bike riding. The straps are often paired with toe clips, but can also come separately. Riding with toe straps takes some practice and maneuvering. The strap traps the foot onto the pedal.

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First Person One Handed Bike Ride

My Hands Go Numb When I Ride My Bike

The loss of sensation in your hands while riding a bike is not necessarily an indication of an illness. Even a healthy bicyclist can experience this problem. For most people, the cause is the positioning of your hands or posture while riding.

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