If the pen draws a dot, it's rotation. If the pen draws a circle, it's circumduction. The table summarises the body locations and types of movements associated with each type of joint.

The different types of movement that are permitted at each joint are described below. Flexion – bending a joint. This occurs when the angle of a joint decreases. For example, the elbow flexes ...

How do they happen? How can you prevent them? And can you run on them? Here's the lowdown on ankle pain and soreness ...

Discover the top 10 risky factors that increase your chance of developing arthritis, from genetics to lifestyle choices, and ...

Want to know how you can enjoy weekend sports while keeping your joints safe and healthy? Doctor shares valuable tips to keep ...