Borussia Dortmund coach Nuri Sahin has raised concerns over the growing demands on football players, especially those representing their national teams, citing the "unbearable" burden posed by an increasingly congested match calendar. "Especially for national team players, the burden is almost unbearable," Sahin remarked during the press conference. Goalkeeper Gregor Kobel, who will represent Dortmund at the upcoming Club World …
