Osteoporosis is a condition where bones lose strength and are more likely to break. It mainly affects older people. The word ‘osteoporosis’ means ‘porous bone’. Bones have a thick outer shell with a strong structure inside that looks like a honeycomb. With osteoporosis, the holes in . Bone biology. Biological causes of osteoporosis. Bones are living tissue which have their own blood vessels and are made of various cells, proteins, minerals and vitamins. This structure enables them to grow, transform and repair themselves throughout life. We are born with about soft bones.
Osteoporosis In a healthy adult the skeleton is maintained through a process of complementary bone resorption and deposition (Das & Crockett, ). The two cell types responsible for this process are the multinucleated osteoclasts derived from the blood and resident osteoblasts.