Nick Bosa's knee tendonitis creates uncertainty for season opener

Yahoo Sports1 min read • Latest: Aug 13, 2026, 9:23 PM

Last updated Aug 13, 2026

Nick Bosa's knee tendonitis creates uncertainty for season opener
Summary

San Francisco 49ers coach Kyle Shanahan has confirmed that Nick Bosa is dealing with tendonitis in his right knee. This injury casts doubt on his availability for the season opener against the Los Angeles Rams, scheduled in four weeks. Bosa, who underwent ACL surgery last year, was previously optimistic about his recovery but experienced a setback that may affect his readiness. The 49ers are also facing injuries to key backup players, further complicating the situation as they prepare for their first game.

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Status Watch
  • Kyle Shanahan reveals Bosa has right knee tendonitis.
  • Bosa's status for Week 1 against the Rams is uncertain.
  • This is the third time Bosa has faced ACL issues in his career.
  • Other 49ers defensive backups are also dealing with injuries.
  • Week 1 is only four weeks away from today.
Latest Updates
  • 9:23 PMYahoo SportsWill Nick Bosa be healthy enough for week one against the Rams?
What they're saying
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Niners’ coach Kyle Shanahan reveals Bosa has right knee tendonitis

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