
Heiko Herrlich is holding seven training sessions this week ahead of the home game against SC Freiburg – and the Wednesday morning workout saw the new face of Panagiotis Retsos on the training ground. The 19-year-old completed his first training sessions at Leverkusen one-to-one as he picked up a knee injury during the international break in Greece's 0-0 draw with Estonia. That match was his first full international appearance.
While Dominik Kohr and Charles Aránguiz, who both picked up knocks in the game against Mainz, trained individually at the start of the week, Julian Baumgartlinger returned to full training on Monday afternoon after recovering from flu. And Jonathan Tah, who was struggling with a muscular problem, completed his first individual session on Tuesday morning. He had to drop out of the Wednesday session after the warm-up routine due to a back problem but Heiko Herrlich is confident the central defender will rejoin his team-mates on the training ground by the end of the week .
There is good news on Tin Jedvaj who started light training following recovery from his fractured shin. However, as he missed all the pre-season , it will be a while before he is back to full training.
No update on Alario
While the squad moved to the Ulrich Haberland Stadium after the warm-up to work on team tactics in an eleven versus eleven format, Lucas Alario was working on final training. Bayer 04 are still waiting for the Argentinean to get permission to play.

After being nominated for the Bundesliga Goal of the Year 2025, Martin Terrier's wonderful strike for the opener against FC Köln is now also up for selection for the ARD Sportschau Goal of the Month award for December 2025. Bayer 04 fans have until 19:00 CET on 10 January to vote for the French forward.
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After a break of almost two weeks, the Bayer 04 Women begin preparing for games in 2026 on Sunday. Bayer04.de provides an overview of the dates at the start of the second half of the season.
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Four Bayer 04 players are in action at the 35th edition of the Africa Cup of Nations being played in Morocco from 21 December to 18 January 2026: Eliesse Ben Seghir for the hosts, Edmond Tapsoba with Burkina Faso, Ibrahim Maza for Algeria and Christian Kofane with Cameroon. Updates on the AFCON matches involving Werkself players...
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Rüdiger Vollborn has been at the club for 40 years, he holds the record number of Bundesliga appearances for the club (401) and is the only Bayer 04 player to have won both the UEFA Cup (1988) and the DFB Pokal (1993). And the Berliner stayed with the Werkself after ending his impressive playing career as he worked as a goalkeeping coach for the following nine years. Vollborn now works under the Bayer Cross as a fan liaison officer and club archivist. Since February 2021, the personalised Black and Red lexicon takes Werkself fans under the heading of 'Rudi recounts...' on a brief trip through the history of Bayer 04 every month…
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