"The toughest moment was when Ms. Goucher learned that Nike would stop paying her until she started racing again. But she was already pregnant."

Fila, whose clunky '90s sneakers has been making a comeback, is attempting to shake its image as a bargain-bin sportswear label with a show at Milan Fashion Week.

Nike has sold out 61 percent more merchandise since the controversial ad campaign featuring former NFL player Colin Kaepernick appeared earlier this month, according to data on the company's online sales from Thomson Reuters.

This week, everyone will be talking about what Serena Williams and Roger Federer are wearing on and off the court at the US Open, the health of shopping malls and the stores inside them. Read our BoF Professional Cheat Sheet.

As China’s running boom gathers pace, spurred by the ‘athleisure’ trend and encouragement from the government, brands are adjusting their strategies.

The New York-based brand is betting on an assist from the sporting world to help fuel growth.

The logic behind Uniqlo’s 10-year deal with 36-year-old tennis legend Roger Federer.

The two brands both have three teams playing in their jerseys in the quarter-finals, with one game yet to be played to establish the final eight.