You can't stop joints clicking.
The noises are either caused by the joint expanding and forming a vacuum into which air rushes (like pulling a sucker off a flat surface) or it's due to a tendon pinging over a bony nodule.
Either way, it's harmless unless painful.
Best wishes
Earle
Do you have questions? Please feel free to ask.
Take our quick quiz to discover just how healthy your immune system is, as well as some useful information about your general health and wellbeing!