Kayla Itsines became a millionaire at 22 and sold her fitness app for $400 million—buying a gas station paid her rent

Fitness mogul Kayla Itsines (Credit: Courtesy of Sweat)

A millennial entrepreneur has reeled in millions from her success as a fitness influencer, but now she’s making bank and paid her rent through another unlikely source: a gas station. 

Australian fitness mogul Kayla Itsines has built an exercise empire over the past decade, amassing 15.6 million Instagram users tuning into her content.