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.
A new signing for the U19s: Bayer 04 have signed winger Clinton Wilson from Schalke 04. The 18-year-old previously played for Leverkusen youth teams from January to June 2024.
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After eight years, Ida Daedelow is set to leave Bayer 04 Leverkusen. The 18-year-old, whose original contract was due to run to 2027, is joining second-division side VfL Bochum.
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As with the other youth teams (U16 to U19), Bayer 04 are also relying on familiar faces—some in new roles—and fresh impetus from the coaching staff for the 2026/27 season in the younger age groups. An overview of the U11 to U15 teams.
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The fans have spoken: Ibrahim Maza has been voted Bayer 04 men’s Player of the Season for 2025/26. The 20-year-old won the club’s annual poll with more than a third of the total votes. Vanessa Fudalla, for her part, has been voted Bayer 04 women’s Player of the Season for 2025/26 by the fans. For both Maza and Fudalla, the past season was their first playing for the Werkself.
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