Kyle Busch, one of the most decorated drivers in NASCAR history, has died, NASCAR announced. He was 41 and rushed to the hospital with a severe illness, according to his family. Busch, 41, was scheduled to compete this weekend at Charlotte Motor Speedway."Kyle has experienced a severe illness resulting in hospitalization,” the Busch family said. “He is currently undergoing treatment and will not compete in any of his scheduled activities this weekend at Charlotte Motor Speedway. We ask for understanding and privacy as our family navigates this situation.” Busch had been dealing with illness in recent weeks. At Watkins Glen on May 10, FOX Sports noted during the broadcast that he had been fighting a sinus cold. He overheard radioing for the track doctor during that race. He actually finished eighth that day, his best result of the season. He also won a Truck Series race at Dover the following weekend. Busch is one of the most accomplished drivers of his generation. The Las Vegas native won Cup championships in 2015 and 2019 with Joe Gibbs Racing and is ninth in NASCAR history for Cup Series victories with 63. He dominated NASCAR’s lower series throughout his career, winning Xfinity and Truck Series races by the dozens while regularly competing at all three levels simultaneously. He joined RCR ahead of the 2023 season and won in his first year with the team. This season has been more difficult. He sits 24th in the standings with two top 10 finishes in 12 races and was in the final year of his contract. He is survived by his wife, Samantha, and their two children; son Brexton, 11, and daughter Lennix, 4. The couple co-founded the Bundle of Joy Foundation, a nonprofit providing financial support to couples undergoing fertility treatments, after a difficult and public road to parenthood. Why was Kyle Busch hospitalized?Kyle Busch was hospitalized due to a "severe illness," according to NASCAR. The specific illness has not been disclosed.The two-time NASCAR Cup Series champion was battling a sinus cold earlier this month at Watkins Glen.Kyle Busch's cause of deathKyle Busch's cause of death is not immediately known. The racing star was hospitalized this week with a "severe illness." He was preparing to race in the the Coca-Cola 600, which is on Sunday, May 24.Earlier this month, he was heard on team radio at Watkins Glen talking with the team doctor and was battling a sinus cold.How old was Kyle Busch?Kyle Busch was 41 years old at the time of his death. He was born on May 2, 1985.What illness did Kyle Busch die from?It is not known at this time what illness Kyle Busch died from. NASCAR said that he was hospitalized this week ahead of the Coca-Cola 600 with a "severe illness." He did not recover.At Watkins Glen on May 10, FOX Sports noted during its broadcast that he had been fighting a sinus cold. He radioed in to his team to have the track doctor meet him after that race, but he did not elaborate why. He still finished eighth, his best result for the 2026 season.