Australian endurance athlete Phil Gore completed 152 hours of running, narrowly missing his 168-hour goal. Gore ran 6.71km every hour, fueled by a diet of fast food and sugary snacks. His crew supported him throughout the event, which was live-streamed and raised $285,000 for charity.

The Backyard Ultra format requires participants to run one lap every hour, with elimination for missing the deadline. Gore, a world champion, aimed to push his limits and set a new benchmark. Despite his exhaustion, he remains determined to improve for future races. Read more gear coverage.

Gore's nutrition strategy included simple sugars and substantial meals like cheeseburgers, which he found effective. His achievement not only sets a new record but also highlights the physical and mental endurance required for such extreme events. Related: Näak Nutrition Fuels Long Runs in Chamonix.

This original Runner World brief is based on reporting from The Guardian Athletics. Visit the source for its complete reporting, context and any later corrections.