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NFL defensive star retires at 29 following devastating injuries

By ERIC BLUM

Published: 20:33 EDT, 31 March 2025 | Updated: 20:37 EDT, 31 March 2025

Detroit Lions defensive lineman John Cominsky has retired from the NFL due to injuries, the 29-year-old revealed on Instagram in a lengthy statement.

Cominsky last played in the NFL during the 2023 season after he tore his MCL during training camp last year.

Cominsky only played for six seasons in the NFL, ending his career before his fourth decade of life begins.

Detroit Lions defensive lineman John Cominsky has retired from the NFL due to injuries

Cominsky last played in the NFL during the 2023 season after he tore his MCL last year

More to come.

Detroit LionsInstagram

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