Fragility fracture after 50
- Why it matters
- A broken wrist, hip, spine or arm from a low fall is the single strongest predictor of another one.
- Major or contributing
- Major
Long-term oral steroids (3+ months)
- Why it matters
- Glucocorticoids thin bone directly, independently of any other factor on this list.
- Major or contributing
- Major
A parent broke a hip
- Why it matters
- Points to inherited bone strength, separate from your own lifestyle.
- Major or contributing
- Contributing
Current smoker
- Why it matters
- Lowers bone density and slows healing if a fracture does happen.
- Major or contributing
- Contributing
3+ alcohol units a day
- Why it matters
- Reduces bone formation and raises the risk of a fall in the first place.
- Major or contributing
- Contributing
Rheumatoid arthritis
- Why it matters
- The condition and often its treatment both affect bone turnover.
- Major or contributing
- Contributing
A secondary cause of bone loss
- Why it matters
- Conditions such as an overactive thyroid or long-term liver or kidney disease reduce bone density on their own.
- Major or contributing
- Contributing
2+ falls in the past year
- Why it matters
- Most fragility fractures happen after a fall from standing height, not on their own.
- Major or contributing
- Contributing
Menopause before 45
- Why it matters
- Oestrogen protects bone, so losing it earlier gives bone loss a longer run.
- Major or contributing
- Contributing
Low body weight (BMI under 18.5)
- Why it matters
- Less body mass generally means less bone mass, and less cushioning if a fall happens.
- Major or contributing
- Contributing