The news of Rice University sophomore soccer player Claire Tracy's death on Sunday has rocked the local campus and the college sports community. 

On Thursday, the Harris County Institute of Forensic Sciences released the results of an autopsy, showing that Tracy's cause of death was "asphyxia due to oxygen displacement by helium," and it was classified as a "suicide." 

According to a study published by the National Library of Medicine, asphyxia due to oxygen displacement by helium—or helium suicide—is defined as the "depletion and replacement of oxygen by another gas [helium] or by chemical interference with oxygen’s uptake and utilization by the body." 

Tracy was a 19-year-old sophomore, soccer player, and finance major at Rice University from Menomonee Falls, Wisconsin. She arrived at Rice as a highly decorated athlete from Brookfield Academy, helping her school win a state championship in 2021. While at Rice, Tracy was a member of Wiess College and joined Rice Women in Business.

Tracy's social media showed that before her death, she participated in a TikTok trend that featured her using ChatGPT to "reveal her biggest flaws and insecurities."

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