It’s the world’s fastest growing sport. But what fuels top HYROX athletes?

HYROX, the world's fastest growing sport, attracted 2.5 million competitors this season, up 1 million from last year. Nearly 30,000 participants competed in a record-setting event in Sydney last week. The sport offers athletes like Jon Wynn, who overcame addiction, a sense of purpose and discipline while pushing physical limits.

Summary by OZbrief Editorial · SMH · Source