The Vikings were down by 33 points to Indianapolis, but they scored five touchdowns in the second half to force overtime.

The Week 15 lineup features a rare Saturday lineup of three games topped by a prime-time matchup between the Miami Dolphins and the Buffalo Bills.

While other N.F.L. owners sail on their yachts far from prying eyes, Jim Irsay roams the country showing his museum-quality memorabilia and jamming with rock…

The result left the Giants at 7-4-1 and the Commanders at 7-5-1, further complicating the teams’ stretch run in a competitive N.F.C. East.

A 2019 scientific breakthrough and recent studies have given leading researchers optimism that C.T.E. could soon be detected in blood samples or via brain scans.

With help from a one-handed, acrobatic catch from Justin Jefferson and Josh Allen’s late-game miscues, the Vikings came back to beat the Bills in overtime.

As another major medical institution acknowledged the link between concussions and C.T.E., a group of scientists who guide many of sports’ top governing organizations dismissed…

Both Hug and Scaroni set course records and were never challenged throughout their races.

Using a confrontational style honed in the ring, Dr. Christopher Nowinski challenges the N.F.L. and other leagues to acknowledge the link between concussions and chronic…