Bournemouth manager Eddie Howe said some of his players had returned from international duty with injuries.
Howe said he had been working with "13 to 14" players in training during the international break.
Members of Howe's squad including Brad Smith, Joshua King, Max Gradel, Lewis Cook and Nathan Ake, linked up with their countries for the international fixtures.
And speaking at a news conference ahead of Bournemouth's home game against Hull, he said: "It's been a difficult few weeks. We have a few people [who have] returned from international duty with injuries which is disappointing, but I am not going to name names.