Cartilage repair is a tough job. Why? Because cartilage does not have blood vessels or cells. This makes it hard for the body to fix itself. But there is hope. Scientists are working on a solution using injectable hydrogels. These are like tiny, flexible sponges that can be injected into the body. They have shown great promise in helping cartilage grow back. Injecta...

The quest to mend damaged cartilage has led scientists to explore the power of 3D printing and stem cells. This isn't just about printing ink on paper. It's about using a special kind of ink made from natural materials and living cells. The goal is to repair cartilage, the smooth, white tissue that covers the ends of bones in joints. When this tissue gets damaged, it...