NFLPA could be getting ready to dig in their heels.
"Any change in working conditions is a collectively bargained issue," the union said. "While the NFL is focused on one element of health and safety today, the NFLPA believes that health and safety requires a comprehensive approach and commitment. We are engaged in and monitor many different issues, such as players' access to medical records, prescription usage and the situation with professional football's first responders, NFL referees.
"We always look forward to meeting with the NFL to discuss any and all matters related to player health and safety."