Originally Posted by vegipowrd

The operative part is "my". It just depends on how you ride, what you carry, how long you ride and where you are going. Watch out for early warning signs: pain behind the knee, tightness around the knee, pain below the knee, etc. Take it easy (switch bikes) for few days if you get any of that. Think about switching gears if it happens often. If problems get worse you will have to take more time off and that sucks.