Jonathan Tah and Co. split up into groups of three for the day working in the Werkstatt, the Bayer 04 rehab and training centre at the BayArena, on a range of tests and checks. That included taking blood and measuring body fat as well hip strength measurements plus different diagnostic procedures to test coordination, mobility and stability.
Before clocking off, the Werkself players underwent spiroergometry to finish off. Wearing respirator masks, the players were put through their paces as they clocked up as many miles as possible on the treadmill to test their stamina levels.
The squad led by head coach Xabi Alonso return to the training ground for the first time on Friday 2 December. The first session with the ball starts at 10.30 CET on training pitches 1 and 2. The Alonso team have a second training session in the afternoon at 14.30 CET.
Both sessions are open to Black and Red fans but last-minute changes are possible.
Werkself player Montrell Culbreath and Bayer 04 loanee Francis Onyeka are part of Germany's final squad for the U19 European Championships this summer. The tournament is in Wales from 24 June to 12 July.
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When Malik Tillman arrived at Bayer 04 Leverkusen from PSV Eindhoven last summer, he did more than just add attacking midfield strength to the team — he reconnected the club with a unique and understated American lineage that stretches back more than three decades.
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Bayer 04 are away to third-division club SV Wehen Wiesbaden in the first round of the 2026/27 DFB Pokal. That was the outcome of the draw on Saturday night, 6 June, at the German Football Museum in Dortmund. The Werkself first round tie will be played between 21 and 24 August. The exact date has yet to be finalised.
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Carles Martìnez is raring to go. The 42-year-old speaks in his first interview in Leverkusen about the club's development to date and how he wants to build on it. He describes his previous work in France, Kuwait, Qatar and his native Barcelona, his experience in developing young players, and the key steps between now and the start of pre-season training.
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Bayer 04 plans for the 2026/27 pre-season continue to take shape. The Werkself will kick off the new season in mid-July with the return to the training ground. The highlight will be the official season opener on 8 August at the BayArena, including a friendly against La Liga club Sevilla. Friendlies in Germany will take the team to neighbouring Monheim, Offenbach and Jena.
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