The National Hockey League (NHL) announced on Tuesday that 27 players contracted COVID-19 between December 30 and January 11.
The cases are distributed among nine different teams. The Dallas Stars were the most affected, however, with 17 players testing positive for the coronavirus. The start of the season for Texan training has also been delayed by five days.
Most of the affected athletes did not show any symptoms and they all recovered without complications.
Bettman Circuit said it performed approximately 12,000 tests over 1,200 days during training camps.
Starting Wednesday, when the regular season kicks off, the NHL will reveal the identities of sick players in its regular updates.