"Painful joints" refers to a sensation of discomfort or soreness in the areas where bones meet in our body, such as the knees, hips, or fingers. Full definition
I too used to suffer from painful joints, so I went vegan and took up running. (ambrosiasoulfulcooking.com)
This will help to prevent life - threatening diseases and painful joint conditions. (atlantahumane.org)
Older cats with painful joints may be reluctant to move around, and may also show behavioral changes such as inappropriate elimination. (petpeoplesplace.com)