Noisy knees? Arthritis may be in your future

The results of past studies of associations between crepitus and arthritis have been conflicting

If your knees creak and pop, the noises could be an indicator of early arthritis, even if the joint does not hurt, according to one of the first long-term studies of the association between noisy knees and joint disease.
 
But not every creaky knee is diseased, the study also finds, making it important to try to discern what your particular knee noises may mean.
 
For many of us, developing grinding, popping or creaking sounds in our knees can seem almost like a rite of passage into middle age. Tens of millions of people over the age of 40