Canadian NHL prospect at Arizona State remains hospitalized after collapsing at outdoor workouts

Matthew Mayich, a 21-year-old NHL prospect for the St. Louis Blues, is hospitalized after collapsing during an outdoor training session at Arizona State University. The incident occurred during an extreme heat warning in Tempe, Arizona, and is being treated as a heat-related illness.
Why it matters
The incident highlights the growing risks of extreme heat exposure for athletes and the importance of safety protocols in collegiate sports.
Matthew Mayich celebrated his selection in the NHL draft (170th overall) by the St. Louis Blues in 2023. While training with his Arizona State teammates last week, he collapsed during outdoor exercises. Bruce Bennett/Getty Images
A hockey player from southern Ontario remains hospitalized after he collapsed during an outdoor training exercise with his teammates from Arizona State University on Aug. 20.
Matthew Mayich, 21, was selected in the sixth round of the 2023 NHL draft by the St. Louis Blues. He played for four years as a defenceman for the Ottawa 67’s of the Ontario Hockey League and for one year at Clarkson University in Potsdam, N.Y. He transferred to Arizona State this year as a sophomore.
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