
Retsos was making his first appearance of the season in the Europa League match between the Werkself and Bulgarian champions Ludogorets (1-1). The 20-year-old had just completed a long period of rehabilitation following an injury to his right thigh. The medical section at Bayer 04, in discussion with Retsos, will determine the treatment required now at the start of next week.

The FIFA World Cup 2026 in the USA, Canada and Mexico is underway. A total of eight Leverkusen players are taking part in the 23rd World Cup, with 48 teams in the tournament for the first time. Bayer04.de brings you all the latest from Werkself players at the World Cup.
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At the end of June, Bayer 04 became the first team in the Google Pixel Women’s Bundesliga to begin their pre-season preparations. As well as training sessions at the Kurtekotten facility, the players under coach Roberto Pätzold completed the customary series of performance diagnostics. Werkself-TV presents exclusive insights and player interviews from the first few days after the summer break.
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Following their 4–3 opening victory against Denmark, the Germany U19s made it two wins out of two by defeating hosts Wales, securing their place in the semi-finals with a game to spare. In the 4–0 win, Bayer 04 players Montrell Culbreath and Francis Onyeka once again put in impressive performances, with both finding the back of the net.
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Bayer 04 Leverkusen have signed home-grown talent Sana Coskun on professional terms. The 18-year-old midfielder, who made her Bundesliga debut last season, has signed a contract to 30 June 2029.
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