As a result, patients who put repeated stress on their body would not know if they were on the road to something worse from tough physical activity. (sciencedaily.com)
The injury can be caused by repeated stress in sporting and athletic dogs or by sprawling out with legs wide when slipping in senior dogs. (orthopets.com)
Also, some areas within the steel are more flexible than others, which can help absorb the energy of repeated stresses applied to the steel and even close up cracks after they occur. (sciencemag.org)