Total knee replacement is one of the most successful procedures in all of medicine. In the vast majority of cases, it enables people to live richer, more active lives free of chronic knee pain. Over time, however, a knee replacement may fail for a variety of reasons.
Resistance movement. A resistance movement is an organized effort by some portion of the civil population of a country to resist the legally established government or an occupying power and to disrupt civil order and stability.
That is, if attitude change is motion, then resistance is the friction that goes against attitude change. Resistance is achieved through a number of different processes, and can be triggered through environmental cues such as forewarning of persuasion, and enhanced practice in counterargument such as inoculation.