Borussia Dortmund centre-back Mats Hummels says his poor form last season was down to him being overweight.
Borussia Dortmund forward Pierre-Emerick Aubameyang has dismissed speculation linking him with a move away from the club.
Borussia Dortmund general manager Hans-Joachim Watzke says Bayern Munich will win the league after signing Arturo Vidal.
Borussia Dortmund have warned Arsenal against bidding for Pierre-Emerick Aubameyang, insisting the striker is not for sale.
Borussia Dortmund striker Ciro Immobile hopes to turn his season-long loan with Sevilla into a permanent deal.
Sevilla have announced they have agreed a season-long loan deal for Ciro Immobile with Borussia Dortmund.