Show this quick patient education video to those who have been told they have "Rusty Knees." That unfortunate metaphor conjures up all kinds of terrible mental pictures of old, worn out inanimate objects. The quick facts shown in the video that the body is a self lubricating machine with movement are great. The more you walk, the less chance you are of having a TKA. Get moving and get lubing!
Check out this study Master, H., Thoma, L., Christiansen, M., Stefanik, J., Mathews, D., & White, D. K. (2018). Association of daily walking with the risk of total knee replacement over 5 years: an observational study. Osteoarthritis and Cartilage, 26, S237-S238.