Why are older people more prone to fractures?

Why are the elderly more prone to fractures? 1. Bone mass actually has two main components, one is called bone tissue and the other is called bone mechanism. Translated into familiar words, it is bone minerals and collagen. Minerals determine the strength of bones., collagen determines the toughness of bones; Therefore, young patients or children, their bones are not easy to break, because his collagen content is very high, its bone toughness will be very good, but the elderly patients collagen content is very low, it is mainly based on bone minerals, it will be very brittle, so the fracture of the elderly we also call brittle fracture.