John Brenkus, the beloved host and creator of ESPN’s Sport Science, tragically passed away on May 31, 2025, at the age of 53.

A popular TV personality and producer has died at the age of 54.John Brenkus also co-created the show he appeared on, ESPN's Sport Science."It is with profound sadness that we share the news that John Brenkus has passed away," a message on his X account posted late Sunday night, June 1, stated, noting that "he had been battling depression" and that he died on Saturday, May 31."John lost his fight with this terrible illness," the announcement stated.Sport Science began as an hour-long program on Fox Sports Network starting in 2007, before becoming a segmented show after moving to ESPN in 2010, where it ran until 2017.During that time, the show was nominated for nine Emmy awards, winning four times.He was co-founder of Base Productions, which produced Sport Science, founder of Brinx.TV, and wrote The New York Times bestselling book The Perfection Point, which explored what the limits are for nine athletic events.A University of Virginia graduate, Brenkus grew up in Vienna, Virginia, and attended James Madison High School, where he was a multi-sport athlete. Related stories: TSA Shakes Up Airport Rules: What Travelers Need To KnowNJ Yanks Tesla Superchargers From The Turnpike: Here’s What It Means For YouWorkplace Burnout Hits Highest Mark In Decade