FILE - Dr. Douglas Casa, CEO, Korey Stringer Institute, speaks during an NFL safety news conference at the NFL football meetings, March 27, 2023, in Phoenix. (AP Photo/Matt York, File)

Minnesota Vikings tackle Ryan Van Demark (72) hydrates during the team's NFL football training camp Wednesday, July 29, 2026, in Eagan, Minn. (AP Photo/Abbie Parr)

Detroit Lions running back Jabari Small drinks water to cool off from the heat during a NFL football training camp practice in Allen Park, Mich., Wednesday, July 29, 2026. (AP Photo/Paul Sancya)

FILE - Former NFL quarterback Tony Romo, right, attends an NBA basketball game between the Indiana Pacers and the Dallas Mavericks on March 5, 2024, in Dallas. (AP Photo/Tony Gutierrez, File)

FILE - Green Bay Packers' Ahman Green (34) dives for a first down in front of Arizona Cardinals' Antrel Rolle (21) during the second half of an NFL wild-card playoff football game, Jan. 10, 2010, in Glendale, Ariz. (AP Photo/Matt York, File)

FILE - San Francisco 49ers wide receiver Deebo Samuel Sr. (1) runs for a first down during the first half of an NFL football game against the Miami Dolphins, Dec. 22, 2024, in Miami Gardens, Fla. (AP Photo/Lynne Sladky, File)

FILE - New Orleans Saints quarterback Taysom Hill (7) reacts after an NFL football game against the New York Jets, Sunday, Dec. 21, 2025, in New Orleans. (AP Photo/Tyler Kaufman, File)

Seattle Seahawks quarterback Sam Darnold signs autographs during the NFL football team's training camp, Saturday, July 25, 2026, in Renton, Wash. (AP Photo/Lindsey Wasson)