Unruh explained all players were tested for coronavirus last week when they arrived in Stillwater for voluntary workouts, and will be tested again Thursday.
The news for OSU comes on the same day as Louisville temporarily suspending basketball activities for two weeks after two members tested positive for coronavirus.
On June 29, OSU senior associate athletic director Kevin Klintworth announced 14 football players have tested positive for COVID-19. Only one case remained active and the player was being quarantined. OSU has not shut down football workouts due to positive tests. Some football players who have tested positive have chosen to identified themselves as a sign of transparency and to help educate others about the virus.