Swimming is moving through water. 
Swimming is moving through water. 
People use different ways to move. Some swim on their backs. Others use a fast style called freestyle.
In a race, swimmers try to go fast. They want to beat their own best times.
Some people swim in teams. This is called a relay. Four swimmers work together to win.
Swimming is a very old sport. It can be a fun way to stay healthy. 
Swimming is a sport where you move through water. 

In races, swimmers use four main styles. These are butterfly, backstroke, breaststroke, and freestyle. In an individual medley, or IM, a swimmer does all four styles in one race.
Competitive swimmers work hard to break records. They often use a plan called tapering. This means they do less work right before a big race. This gives their bodies rest. Some swimmers also shave their hair to move through the water more easily. This helps them reduce drag, which is the force that slows them down.
Swimming is a sport where people move through water using their whole bodies. 
There are four main styles used in competitive swimming. These styles are butterfly, backstroke, breaststroke, and freestyle. Some races, called the individual medley or IM, require a swimmer to do all four. In the IM, they swim equal distances of each stroke in a set order.
People have been swimming for a very long time. Some Stone Age paintings from 10,000 years ago show people swimming. 

Rules help make sure every race is fair. There are strict rules for each stroke and for what swimmers can wear. For example, there are rules for swimsuits, caps, and jewelry. 
Swimming happens in different types of pools. A long course pool is 50 metres long. 
Swimming is a competitive racing sport that uses the entire body to move through water. Athletes compete in pools or in open water, such as lakes and seas. The primary goal of high-level competition is to break personal or world records while beating other competitors. 
Competitive swimming features four major styles, known as strokes. These are the butterfly, backstroke, breaststroke, and freestyle. In most races, a swimmer uses only one specific style. However, the individual medley, or IM, requires swimmers to perform all four. In an IM event, athletes swim equal distances of butterfly, backstroke, breaststroke, and freestyle.
Since the 1990s, the underwater dolphin kick has significantly changed the sport. This technique involves a powerful, undulating movement used to maximize speed after starts and turns. Swimmers like David Berkoff and Denis Pankratov showed how effective this could be. At the 1988 Olympics, Berkoff used the kick to break a world record. In 1996, Pankratov used it to win gold in the butterfly. Because this move can be so fast, World Aquatics now limits how far a swimmer can stay underwater to 15 metres. In 2014, a rule was also added allowing one dolphin kick during the breaststroke pullout.
Training for competition involves a specific cycle of physical work. Athletes begin with a period of heavy workload to build strength. As a major competition approaches, they enter a stage called tapering. Tapering is the practice of reducing exercise to allow the body to rest without stopping completely. 
Swimming has a very long history. Stone Age paintings from roughly 10,000 years ago provide the earliest evidence of recreational swimming. 

Competitions take place in different types of environments. Long course pools are 50 metres long and are used for Olympic events. 
Rules and regulations ensure that all races are fair and safe. World Aquatics, formerly known as FINA, sets the standards for competition. These rules cover everything from the acceptable form of a stroke to the types of swimsuits and jewelry allowed.
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