So much knee pain is because of weakness in the quads (thigh muscles).
This e-book outlines a quick and appropriate way to engage and build leg strength, get the patella moving in the right direction.
It is perfect to get your knees and legs in shape before ski season, or prior to beginning a new exercise program.
Each exercise outlined can be performed by mostly everyone, can be scaled up or down for intensity, and is simple to understand.
It can also be used as a guild to rehab the knees following an injury.