Conversation so far:
where is each type of cartilage located in the body
Hyaline cartilage is found in the ribs, nose, larynx, trachea; fibro cartilage in invertebral discs, joint capsules, ligaments; and elastic cartilage in the external ear, epiglottis and larynx.
what is cartilage made of
Cartilage is made up of specialized cells called chondrocytes. These chondrocytes produce large amounts of extracellular matrix composed of collagen fibres, proteoglycan, and elastin fibers
what percent of cartilage is water
Water contributes up to 80 percent of articular cartilage's wet weight. Approximately 30 percent of this water is associated with the intrafibrillar space within the collagen
where is articular cartilage located
Articular cartilage is hyaline cartilage on the articular surfaces of bones, and lies inside the joint cavity of synovial joints, bathed in synovial fluid produced by the synovial membrane

Question: why is damage to the tissue difficult to heal
Self-contained rewrite: why is damage to cartilage difficult to heal