Russian marathoner Iskander Yadgarov completed the Porto Marathon in 2:28:29, wearing jeans. This time could set a new record for the fastest marathon in denim. Yadgarov, a two-time Moscow Marathon champion, previously ran the Berlin Marathon in Crocs. He aims to hold all crazy running records.

Yadgarov, now living in Portugal, announced his time on Instagram. His 2:28:29 time is faster than the previous record by Australian Matt Fox. Fox ran 2:33:38 in jeans at the Sydney Marathon. Yadgarov's time is five minutes and nine seconds faster. Read more culture coverage.

Despite his passion for uncomfortable running challenges, Yadgarov dislikes marathons. He prefers half-marathons. His latest attempt shows his dedication to breaking records, regardless of comfort. Related: 7-Year-Old Sets Half-Marathon Age Record for Second Year.

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