It's no coincidence that our bodies feel a little creakier as we age. The trillions of cells that make up our skeleton age too, and some change in ways that weaken the very structure of our bones.

Bones are living tissues that constantly rebuild, repair and help the body stay in balance.

Bone tissue is a complex structure, consisting of mineralized collagen fibers and a variety of non-collagenous proteins, including proteoglycans such as biglycan and decorin. These proteoglycans ...

Animal bodies are hierarchically organised from molecules and cells through tissues, organs and whole systems. Cellular architecture—membranes, cytoskeletons and extracellular matrices—provides ...