What holds a vehicle’s suspension together and guides the tire wheels while driving? Ball joints are a component of the front suspension system of a vehicle These joints comprise of a ball and socket, ...

Medically reviewed by Laura Campedelli, DPT Key Takeaways Hinge joints move in one direction, like doors, and are in knees, ...

When it comes to our bodies, our hips are some of the biggest influencers. It connects our upper body to our lower body, making it crucial for our overall stability and alignment. So when our hips ...

Your hip is a deep ball-and-socket joint where your thigh bone fits securely into your pelvis. When you have hip instability, your thigh bone may feel like it doesn’t fit into the hip socket securely.

Ball and socket joints are useful, but making a part slide over the surface of a sphere, held by magnets, requires a lot of fiddling to get right. We admire persistence and nailing all the details.

The shoulder is a complex structure present on the upper body that connects the arms to the torso. It consists of many components that work together to provide stability and a wide range of movement.

Shoulder arthritis is damage to the cartilage in the ball-and-socket joint of your shoulder. The smooth covering of cartilage between your shoulder bones allows your shoulder to move and rotate ...

Hip impingement is a condition where the ball and socket of the hip joint do not fit together as they should. In serious cases, surgery can repair the joint and resolve symptoms. The medical term for ...

The labrum is a narrow piece of cartilage that supports the stability of the humerus bone to the shoulder socket. It is also where other ligaments come together to support the ball-and-socket joint, ...