And they may experience pain in joints such as the elbow or knee.

VOA: special.2009.05.26

If you have evidence of arthritis in the knee, persistent or recurrent knee pain, or history of a previous knee injury, this does not necessarily mean that you can't jog at all.

CNN: Will jogging hurt an obese person's joints?

He returned Monday night at Golden State after missing three games with knee pain.

WSJ: Anthony flops in Knicks' 117-94 loss to Nuggets

Toronto F Linas Kleiza denied a report from Lithuania that he is set to retire because of lingering right knee pain.

WSJ: Rudy Gay scores 32, Raptors beat Knicks 100-98