Yes, the degenerative knee condition is a real concern for A.J. Brown's 2026 fantasy value — but it's not a dealbreaker on its own. Here's the breakdown:
The concern: The wiki notes Brown has a chronic knee issue dating back to a bilateral cleanup surgery in 2021, and he's had flare-ups with both knees. His official outlook labels him a "high-variance fantasy asset" with an elite ceiling paired with elevated injury risk entering his age-29 season (from the A.J. Brown page).
The counter: Brown has missed only one game from a knee issue in the past 4 years and just 12 total games in his entire career. He passed his Patriots physical on June 2 and participated in OTAs. Brown himself has said the concerns are overblown (from the A.J. Brown page).
What the experts say: On Underdog Fantasy Football, Josh & Hayden noted the knee reports could "derail the end of his career a little bit quicker than we typically see with stud wide receivers" — .
Bottom line: Brown's current ADP as PPR rank 23 (from the wiki) already builds in some risk discount. The upside is real — reuniting with Vrabel in a play-action-heavy offense with Drake Maye, restoring the route tree that made him a superstar in Tennessee. But drafters should pair him with a stable WR2/3, because if the knee acts up during a 17-game season, you'll need the depth.