The saying "weak in the knees" may be figurative for many, but can it really happen to people?

The Eagles will be back in Philadelphia next week as they’re one win away from a second trip to the Super Bowl in three ...

Sixers center Joel Embiid will miss the upcoming road trip due to increased swelling in his left knee following Thursday’s ...

The Supreme Court has upheld a law that could potentially lead to a ban of TikTok in the United States. NBC News' Ryan Reilly ...

The knee is the largest and most complex joint in the body. It consists of the lower end of the thigh bone, or femur; the ...

Dean, a starting linebacker, went down late in the second quarter and is out for the rest of the playoffs after a fine season ...