“Prepping for a Marathon Is Way Harder Than Prepping for an NFL Game”: Retired DE Isaac Rochell Gets Honest Before Running the Chicago Marathon

Retired NFL Player Isaac Rochell Takes on Marathon Challenge

Retired NFL defensive end Isaac Rochell admits that training for a marathon is "way harder than football" as he prepares to run the Chicago Marathon with a target finish time of 3:15.

Rochell, 29, spent seven years playing in the NFL, facing tough linemen on Sundays. After announcing his retirement on his wife's podcast, he has found a new challenge in marathon running.

"I went from wearing this jersey [NFL shirt] to this jersey [marathon bib]."

Author's summary: Retired NFL player Isaac Rochell takes on marathon challenge.

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The SportsRush The SportsRush — 2025-10-12