[header] How to prevent aging knees [title] Wear knee pads. [step] If you are doing an activity that could cause you to injure your knees, such as a sport that could make you fall, then you should protect them before that happens. Wear knee pads whenever you are doing an activity that may involve a fall or pressure on your knees.
[substeps] For example, volleyball players should use knee pads to protect their knees when they fall or dive for the ball. Knee pads can be useful for activities beyond sports.