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InjuryMLB· 4 min read· in Sports

MLB Injury Report: Swanson and Nelson Return as Aaron Judge Hits IL Again

As the MLB regular season enters its final week, the Cubs and Diamondbacks receive vital reinforcements, while the Yankees lose Aaron Judge to another stint on the injured list.

By Meera Iyer

September baseball is a war of attrition, and as the grueling 162-game marathon nears its conclusion, the health of a roster often dictates who plays in October. As October approaches, injuries and recoveries are poised to reshape the MLB postseason picture across the league.

For bubble teams fighting for a wild-card spot and division leaders trying to secure a first-round bye, getting a star player back off the injured list is the ultimate wild card. This week, the cavalry is finally arriving for several contenders, though others are dealing with devastating late-season setbacks that could alter their playoff trajectory.[3]

In Chicago, the Cubs received a massive and much-needed boost with the activation of veteran shortstop Dansby Swanson on Friday. Swanson had been sidelined for roughly a month due to a frustrating oblique strain, leaving a significant hole in the middle of the infield and the lineup.

Prior to the injury, the 32-year-old slick-fielding shortstop had been a steady contributor, belting 18 home runs and swiping 17 bags in 119 games. His return provides a critical veteran presence for manager Craig Counsell as the Cubs navigate the final week of the regular season.[1]

The Arizona Diamondbacks are similarly prioritizing pitching depth as their National League wild-card race reaches its final, frantic stages. On Wednesday, the club officially activated right-hander Ryne Nelson from the 60-day injured list, designating reliever Derek Law for assignment to make room on the active roster. Nelson has not pitched in the major leagues since June, but he recently touched 96 mph during a promising September 8 rehabilitation outing with the Triple-A Reno Aces, signaling that his arm strength has fully returned.[5]

Key players making their way back to MLB rosters for the final week of the 2026 season.

Arizona does not necessarily need Nelson to suddenly become a frontline ace; they simply need him to provide meaningful, competitive innings to spare an overworked bullpen. With the postseason race tightening by the day, having another usable option in the starting rotation or in long relief could be the exact difference between surviving September and watching October baseball from home. The Diamondbacks are using every available piece to ensure their pitching staff holds up through the final weekend.[5]

In Boston, the Red Sox are closely monitoring the progress of All-Star center fielder Ceddanne Rafaela, who has been sidelined with a right quadriceps strain. Rafaela took a major step forward in his recovery this week by reporting to Polar Park in Worcester, where he completed rigorous outfield drills and took simulated at-bats off a TrakJet machine. The organization hopes he can return to the active roster with a handful of games remaining, allowing him to regain his timing at the plate before a potential high-stakes wild-card series.[2]

However, not all the news across the league is positive. The New York Yankees suffered a devastating blow to their lineup as three-time American League MVP Aaron Judge was placed back on the 10-day injured list with a right calf strain.

Judge had just returned to the active roster last week from a broken rib that sidelined him for over three months, making this latest soft-tissue injury particularly frustrating for a team with deep postseason aspirations. The Yankees announced the roster move on Saturday, recalling utilityman Max Schuemann from Triple-A to take Judge's place.[6]

Managers face difficult decisions balancing player health and postseason aspirations in late September.

Yankees manager Aaron Boone could not guarantee that Judge would be able to return for the regular-season finale on September 27. "I don't know," Boone said. "I don't have a timeline on him. He's on the IL now. I'm not going to predict anything. He's getting treated and we'll see what transpires." The uncertainty surrounding their captain casts a long shadow over the Bronx, forcing the rest of the roster to step up in his absence during the most critical stretch of the year.[6]

Meanwhile, the Toronto Blue Jays are getting encouraging news regarding outfielder Anthony Santander. After being briefly shut down due to lower-back soreness, Santander was officially cleared to resume his rehab assignment with Triple-A Buffalo on Friday. He is scheduled to play five-to-seven innings in the outfield, with the medical staff's goal of having him play a full nine-inning game by Sunday. If all goes according to plan, Santander could make a dramatic return to the Blue Jays' lineup before the 2026 regular season officially concludes.[4]

The essentials

  1. The Chicago Cubs activated shortstop Dansby Swanson from the injured list after he missed a month with an oblique strain.
  2. The Arizona Diamondbacks activated right-hander Ryne Nelson from the 60-day IL to bolster their pitching depth.
  3. Red Sox center fielder Ceddanne Rafaela took simulated at-bats in Worcester as he nears a return from a quad strain.
  4. Yankees star Aaron Judge was placed back on the 10-day IL with a right calf strain, casting doubt on his postseason availability.

Timeline

  1. June 2026

    Ryne Nelson makes his last major league appearance before landing on the 60-day IL.

  2. Mid-August 2026

    Dansby Swanson suffers an oblique strain, sidelining him for a month.

  3. Sept 16, 2026

    Diamondbacks activate Ryne Nelson to bolster their pitching depth.

  4. Sept 18, 2026

    Cubs activate Dansby Swanson ahead of a crucial weekend series.

  5. Sept 19, 2026

    Yankees place Aaron Judge back on the 10-day IL with a calf strain.

Front Office Management 35%Clubhouse Morale 35%Fantasy & Betting Analysts 30%
Front Office Management
Prioritizes roster flexibility, long-term health, and calculated risk-taking.
Clubhouse Morale
Focuses on the emotional and psychological boost of getting star teammates back on the field.
Fantasy & Betting Analysts
Evaluates the immediate statistical impact and lineup changes caused by late-season activations.

Perspectives this story doesn't cover

  • Medical Staff & Athletic Trainers
  • Opposing Pitchers

Sources

Source coverage

6 outlets

3 viewpoints surfaced

Front Office Management 35%Clubhouse Morale 35%Fantasy & Betting Analysts 30%
  1. [1]FantasyProsFantasy & Betting Analysts

    Dansby Swanson (oblique) activated from IL

    Read on FantasyPros →
  2. [2]FantraxHQFantasy & Betting Analysts

    MLB Injury Report – Friday, September 18, 2026

    Read on FantraxHQ →
  3. [3]LA TimesFront Office Management

    As October approaches, injuries and recoveries are poised to reshape the MLB postseason picture

    Read on LA Times →
  4. [4]RotoWireFantasy & Betting Analysts

    Anthony Santander Injury: Scheduled for rehab outing Friday

    Read on RotoWire →
  5. [5]Burn City SportsFront Office Management

    Will Ryne Nelson's return to the Diamondbacks help their postseason push?

    Read on Burn City Sports →
  6. [6]Vindy

    Judge lands back on the 10-day IL

    Read on Vindy →

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