Li Shuangyong, 41, completed 372 marathons in 372 days, setting a new Guinness World Record. He ran in 34 Chinese provinces, covering over 15,000 kilometers. The previous record of 366 days was held by Hugo Farias of Brazil.

Guinness certifies only streaks meeting its modern evidence standards, including GPS tracking and independent witnesses. Li's streak surpassed the prior record, though longer streaks exist. Li's marathons averaged five hours, with occasional organized races. Read more racing coverage.

Li began running after personal setbacks and gained a following in 2024. He streams his runs on Bilibili and is sponsored by Erke. Despite elevated creatinine levels, Li plans to extend his streak to 520 days. Related: Tentoglou secures fourth consecutive European long jump title.

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