What is Cartilage?

Closeup shot of a sporty man suffering with knee pain while exercising outdoors

Cartilage material is firm, rubbery, adaptable connective cells covering completions of bones in normal joints. It is largely composed of water as well as healthy proteins whose main feature is to decrease friction in the joints as well as work as a “shock absorber.” The shock-absorbing high quality of normal cartilage comes from its ability to transform form when pressed, because of its high-water content. Although cartilage material may go through some repair work when harmed, the body does not expand new cartilage material after injury. Cartilage is avascular, meaning there are no blood vessels in it. For that reason, recovery is a sluggish procedure.

Cartilage material is comprised of two primary components: cells within it referred to as chondrocytes as well as a gel-like substance called matrix, composed mainly of water, as well as two sorts of proteins, collagen as well as proteoglycans.

Chondrocytes, as well as the forerunner from chondroblasts, are intricate multi-functional cartilage cells. Functions include manufacturing as well as keeping the extracellular matrix included collagen and proteoglycans that assist healthy and balanced cartilage to grow as well as heal.

Collagen is a structural protein found in several tissues such as tendons, skin, as well as bone and is an essential structural part of cartilage. Collagen offers cartilage with its strength as well as creates a structure for the other components.

Proteoglycans are complex particles made up of protein, as well as sugar combinations that are linked in the matrix of cartilage. Their feature is to catch big quantities of water in cartilage, which allows it to alter form when pressed; therefore, acting as a shock absorber. At the same time, proteoglycans push back each various other, enabling cartilage material the ability to keep its form and resilience.

Who is impacted by osteoarthritis?

Approximately 80% of older grownups, ages 55 years as well as older, have proof of osteoarthritis on X-ray. Of these, an estimated 60% experience signs. It is approximated that 240 million adults worldwide have symptomatic osteoarthritis, consisting of a lot of grownups. Post-menopausal women have a raised incidence of knee osteoarthritis compared to men.

To get information about knee osteoarthritis symptoms [อาการ ข้อ เข่า เสื่อม, which is the term in Thai], please click on the link.

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