A new study published in The BMJ suggests a significant number of former NFL players may have had CTE. The study examined players who died between 2016 and 2021. According to the findings, at least 1 in 4 of these former players may have had the condition.

The study's results indicate a potential link between playing in the NFL and the development of CTE. Further details about the study and its methodology are available. For more information on the study's findings and implications, readers can refer to the original publication in The BMJ.