Osteoporosis
In simple terms, osteoporosis is the weakening of the bones due to a decrease in the scaffolding structure of bone.
Osteoporosis may present without any predisposing cause, termed as primary osteoporosis.
Osteoporosis may be secondary to steroid intake, alcohol intake, smoking, coffee intake, diabetes, other hormonal disorders, multiple myeloma, prolonged immobilization including prolonged bed rest, etc.