The author of Mathletics: A Scientist Explains 100 Amazing Things About the World of Sports, tells us exactly how polyurethane swimwear works and why it's not allowed at the 2012 London Olympics ...

FINA, now known as World Aquatics, in 2009 decided to ban the use of swimsuits with polyurethane during competitions. The rules, requiring textile-only fabric suits, went into effect in 2010.

Phelps wore the Speedo LZR, a full-body, 50-percent polyurethane swimsuit during the Beijing Olympics, where he won eight gold medals. Phelps broke seven world records in Beijing.

Full-body swimsuits were made popular in part by Michael Phelps in the 2008 Beijing Olympics where he broke seven world records. ... Polyurethane is a fabric that is typically flexible, ...

Here's why full-body swimsuits are not allowed at the 2024 Paris Olympics, and haven't been used in years Sports newsletter 🏈's best, via 📧 Studio IX 🏀⚽️🥇 Club World Cup ⚽️🥇 ...

Swimming used to be a simple sport: go to the pool, dive in, climb back on dry land. Now our aquatic heroes are donning Bruce Wayne's underwear, inciting heated arguments over performance enhancement.

Full-body swimsuits were made popular in part by Michael Phelps in the 2008 Beijing Olympics where he broke seven world records. ... Polyurethane is a fabric that is typically flexible, ...

Full-body swimsuits were made popular in part by Michael Phelps in the 2008 Beijing Olympics where he broke seven world records. ... Polyurethane is a fabric that is typically flexible, ...