In recent years, increasing numbers of Mauve Stinger jellyfish in the Mediterranean have posed a danger for swimmers.
Caine and colleagues are currently pioneering new tracking devices for swimmers, which employ body-mounted gyroscopes and accelerometers in tandem with cameras and sensors around the pool to monitor body position, acceleration, speed and power.
Last year at the European Championships, she won seven medals, but du Toit was not competing at the event and has already taken a gold from Gascon at these games -- in the Women's 100m Butterfly S9 class, for swimmers with physical impairments.
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Rotterdam's Mr Karakus says this question is no harder than having set times for older swimmers.
For serious swimmers, a 32-meter lap pool is framed on one side by windows overlooking the mountains.
For serious swimmers, the 40-foot pool isn't quite long enough.
For example, swimmers are unlikely to be tested for beta blockers - which can help calm the nerves but do not aid endurance - but divers definitely will be.
But in the view of Schmitz, the biggest danger for Franklin and for all his swimmers is burnout.
When people used to routinely mock synchronized swimmers for their peacock makeup and matching nose clips, the nation's top competitors in the sport held a trump card: Olympic medals.
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The Boxing Day dip in Llandudno has been taking place for around 20 years and dozens of swimmers brave the water to raise money for charity.
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Brighton and Hove City Council said conditions would be extremely dangerous for novice and experienced swimmers.
The swimmers competing for places on the U.S. Olympic team this week have been breaking world records at a remarkable rate.
Another prosthesis maker, Freedom Innovations, has been developing custom feet for amputees designed to facilitate skiers, swimmers, and most recently, a special request for a would-be Olympic snowboarder, said Steven Reinecke, executive vice president of research and development.
Seven of their female swimmers were suspended for two years following the Hiroshima Games.
The lake is off-limits to swimmers, except for one day a year when a privileged (and fit) 10, 000 participate in a 1.8-mile shore-to-shore swim.
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Following her first meet since the Olympics, last week's contest against Highlands Ranch High School, so many rival swimmers asked to pose for photographs with Franklin that she missed the beginning of her team's post-meet cheer.
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Known as the Coney Island Brighton Beach Open Water Swimmers, or Cibbows for short, the group considers the stretch of Brooklyn's oceanfront an ideal spot to prepare for endurance swimming in waters as disparate and famous as the Bering Strait and the Beagle Channel.
For more than a decade, elite swimmers, cyclists, skiers have used the technology that essentially brings the mountain to the athlete.
Swimmers on Coney Island, identical twins at a Christmas party for twins and triplets, ageing fur-coated women on buses or smoking at diner counters were caught at awkward moments, all revealing more about themselves than they might wish.
In a 2007 study at the University of South Carolina at Columbia, 25 experienced swimmers did six timed trials while sticking to an artificial schedule that controlled for variables like sleep, diet and other factors.
Throughout central and southern Texas swimmers are being turned away from lakes and pools: the dwindling water supply is for drinking, not splashing around in.
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