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Frank Ragnow Retires, Failed November Comeback After Hamstring Injury

6/14/2026

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Summary

Story summary

Frank Ragnow announced his retirement in summer 2025, then attempted a Detroit Lions comeback in November 2025 but failed his physical because of a Grade 3 hamstring strain.
He signed a four-year, $54 million contract after the 2021 season—the league’s highest-paid center deal—earning two Pro Bowl selections while playing through a torn pectoral.
Ragnow said he had not planned to retire mid-summer and had pushed his body despite soreness.

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Story summary

Frank Ragnow announced his retirement in summer 2025, then attempted a Detroit Lions comeback in November 2025 but failed his physical because of a Grade 3 hamstring strain.
He signed a four-year, $54 million contract after the 2021 season—the league’s highest-paid center deal—earning two Pro Bowl selections while playing through a torn pectoral.
Ragnow said he had not planned to retire mid-summer and had pushed his body despite soreness.