Osteoporosis ("porous bones", from Greek: οστούν/ostoun meaning "bone" and πόρος/poros meaning "pore")

What is Osteoporosis

A progressive bone disease Characterized by a decrease in bone mass and density
Can lead to an increased risk of fracture.

In osteoporosis, the bone mineral density (BMD) is reduced, bone microarchitecture deteriorates, and the amount and variety of proteins in bone are altered.