Doctors Note Logo

Published on: 8/18/2026

Why Do I Keep Breaking Bones?

Breaking bones repeatedly is usually a sign that bone strength, nutrition, or an underlying condition needs attention, not simple bad luck. Common contributors include low bone density or osteoporosis, low vitamin D or calcium, hormonal changes such as menopause, low testosterone, or thyroid and parathyroid disorders, long-term steroid use, malabsorption conditions like celiac disease, and rarer genetic conditions such as osteogenesis imperfecta. Frequent falls, very low body weight, smoking, heavy alcohol use, and some medications can add to the risk. There are several factors to consider, and the specific warning signs that point toward each cause are explained in detail below.

Because the right next step depends on your age, history, and pattern of fractures, a free, instant, online symptom check can help you sort through the likely causes and decide whether you need bone density testing, blood work, or a specialist referral.

Last reviewed for medical accuracy: 08/18/2026

answer background

Explanation

Why Do I Keep Breaking Bones?

Breaking bones more often than expected can feel frustrating and worrying. While accidents happen, repeatedly ending up with fractures may signal an underlying issue. Let’s explore common causes, how to find answers, and what steps you can take to protect your bones.

Introduction
Fractures occur when force exceeds what your bone can handle. Occasional breaks after high-impact injuries are normal. But if you find yourself asking “why do I keep breaking bones?” despite low-impact events (like stepping off a curb or minor falls), it’s time to dig deeper.

Possible Causes of Frequent Bone Breaks

  1. Low Bone Density
    • Osteopenia and Osteoporosis
    – Osteopenia is mild bone loss; osteoporosis is more severe.
    – Bones become thinner, weaker, and more prone to fractures.
    • Risk Factors
    – Age: Bone density decreases after age 30.
    – Sex: Women, especially post-menopause, face higher risk due to lower estrogen.
    – Family history: A parent with osteoporosis raises your odds.

  2. Nutritional Deficiencies
    • Calcium and Vitamin D
    – Calcium is a main building block of bone.
    – Vitamin D helps your body absorb calcium.
    • Other Nutrients
    – Protein, magnesium, vitamin K and phosphorus support bone health.
    • Poor Diet Patterns
    – Highly restrictive diets or eating disorders can starve bones of nutrients.

  3. Hormonal Imbalances
    • Thyroid Disorders
    – Overactive thyroid (hyperthyroidism) speeds up bone breakdown.
    • Parathyroid Disease
    – Overproduction of parathyroid hormone can pull calcium from bones.
    • Sex Hormone Deficiency
    – Low estrogen in women or low testosterone in men weakens bones.

  4. Genetic Conditions
    • Osteogenesis Imperfecta (“Brittle Bone Disease”)
    – A rare inherited disorder causing fragile bones and frequent fractures.
    • Other Rare Syndromes
    – Some genetic syndromes affect collagen, bone metabolism, or mineralization.

  5. Chronic Medical Conditions
    • Autoimmune Diseases
    – Rheumatoid arthritis and lupus can weaken bones directly or via steroids.
    • Malabsorption Disorders
    – Conditions like celiac disease reduce nutrient absorption.
    • Kidney or Liver Disease
    – Impaired organ function affects vitamin D activation and calcium balance.

  6. Medications
    • Long-Term Steroids (Corticosteroids)
    – Used to treat asthma, arthritis and other inflammatory conditions.
    – Can decrease bone formation and increase bone breakdown.
    • Certain Cancer Treatments
    – Some chemotherapy drugs and hormonal therapies impact bone health.
    • Antiseizure Medications
    – A few lower vitamin D levels or interfere with bone-building cells.

  7. Lifestyle Factors
    • Sedentary Lifestyle
    – Lack of weight-bearing exercise means bones don’t get the signals to stay strong.
    • Smoking and Excessive Alcohol
    – Both interfere with bone remodeling and nutrient absorption.
    • Poor Balance or Vision
    – Increases the chance of falls and accidental fractures.

  8. Repeated Minor Trauma
    • Stress Fractures
    – Small cracks from repetitive use (common in runners or military recruits).
    • Occupational Hazards
    – Jobs involving heavy lifting or vibration may wear bones over time.

How to Find Answers

• Medical History and Physical Exam
– Your doctor will review past fractures, family history, diet, lifestyle and medications.
– A physical exam can reveal muscle weakness, balance issues or signs of endocrinopathy.

• Bone Density Testing (DEXA Scan)
– Measures spinal and hip bone mass.
– Helps diagnose osteopenia and osteoporosis.

• Blood Tests
– Calcium, vitamin D, thyroid and parathyroid hormones.
– Markers of bone turnover (to see if your body is breaking down bone too fast).

• Genetic Screening
– For suspected inherited disorders like osteogenesis imperfecta.
– Often ordered if you fracture with minimal trauma at a young age.

• Imaging Studies
– X-rays, CT or MRI scans to evaluate bone structure and identify hidden fractures.

When to Seek Early Help
If you’ve had two or more fractures in unexpected situations—or any fracture after age 50—it’s wise to get checked. You can start with a free, online symptom check, using the doctor approved Ubie Symptom Checker to see which tests or specialists might be right for you.

Steps to Protect and Strengthen Your Bones

  1. Nutrition
    • Aim for 1,000–1,200 mg of calcium daily through diary, fortified foods or supplements.
    • Ensure 600–800 IU of vitamin D per day; some people need higher doses under medical guidance.
    • Include lean proteins, leafy greens, nuts and whole grains for magnesium, vitamin K and phosphorus.

  2. Exercise
    • Weight-Bearing Activities
    – Walking, jogging, dancing and stair climbing prompt bones to stay strong.
    • Resistance Training
    – Lifting weights or using resistance bands builds muscle and bone mass.
    • Balance and Flexibility
    – Yoga, tai chi and simple balance drills reduce fall risk.

  3. Lifestyle Changes
    • Quit Smoking
    – Improves bone remodeling and overall health.
    • Moderate Alcohol
    – Keep to one drink per day for women and two for men.
    • Prevent Falls
    – Wear supportive shoes, improve home lighting, secure loose rugs and install handrails.

  4. Medications and Supplements
    • Bisphosphonates
    – Slow bone breakdown and reduce fracture risk.
    • Denosumab or Teriparatide
    – Prescription therapies for severe osteoporosis.
    • Talk to your doctor before starting any supplement to ensure safety and proper dosing.

  5. Regular Monitoring
    • Repeat bone density scans every 1–2 years if you have low bone mass or are on bone-protecting meds.
    • Keep an eye on new symptoms like sudden back pain, height loss or easily sprained joints.

When to Talk to a Doctor Immediately
Some signs call for prompt medical attention:

  • Severe pain after a minor bump or fall
  • Changes in vision, balance or coordination
  • Unexplained weight loss, fatigue or muscle weakness
  • Signs of infection near a healing fracture (redness, warmth, discharge)

Why Understanding Matters
Asking “why do I keep breaking bones?” is the first step toward stronger bones and fewer injuries. Identifying and treating underlying causes can significantly improve your quality of life, reduce pain and help you stay active and independent.

Key Takeaways
• Repeated fractures often point beyond simple accidents.
• Bone density loss, nutrition, hormones, genetics and lifestyle all play a role.
• Early evaluation—starting with a symptom check or doctor visit—leads to faster answers.
• Diet, exercise, fall prevention and medical treatments can strengthen bones.
• Stay proactive: track your bone health, follow up with specialists and adjust your plan as you age.

Remember, this information is not a substitute for professional medical advice. If you’re worried about your bone health or have serious symptoms, please speak to a doctor right away.

(References)

  • * Baranauskaite A. [Osteoporosis: diagnosis and treatment of vertebral fractures]. Medicina (Kaunas). 2002;38(8):862-5; quiz 866. PMID: 12474761.

  • * Kanis JA, Borgstrom F, De Laet C, Johansson H, Johnell O, Jonsson B, Oden A, Zethraeus N, Pfleger B, Khaltaev N. Assessment of fracture risk. Osteoporos Int. 2005 Jun;16(6):581-9. doi: 10.1007/s00198-004-1780-5. Epub 2004 Dec 23. PMID: 15616758.

  • * Ajili F, Blouza I. [Recurrent spontaneous fractures]. Pan Afr Med J. 2014;18:73. doi: 10.11604/pamj.2014.18.73.3147. Epub 2014 May 23. PMID: 25400840; PMCID: PMC4230218.

  • * Roux C, Briot K. Imminent fracture risk. Osteoporos Int. 2017 Jun;28(6):1765-1769. doi: 10.1007/s00198-017-3976-5. Epub 2017 Feb 24. PMID: 28236126.

  • * Hamdy RC. Fractures and Repeated Falls. J Clin Densitom. 2017 Jul-Sep;20(3):425-431. doi: 10.1016/j.jocd.2017.06.009. Epub 2017 Jul 19. PMID: 28734708.

  • * Khan AZ, Rames RD, Miller AN. Clinical Management of Osteoporotic Fractures. Curr Osteoporos Rep. 2018 Jun;16(3):299-311. doi: 10.1007/s11914-018-0443-y. PMID: 29637519.

  • * Kanis JA, Johansson H, Odén A, Harvey NC, Gudnason V, Sanders KM, Sigurdsson G, Siggeirsdottir K, Fitzpatrick LA, Borgström F, McCloskey EV. Characteristics of recurrent fractures. Osteoporos Int. 2018 Aug;29(8):1747-1757. doi: 10.1007/s00198-018-4502-0. Epub 2018 Jun 12. PMID: 29947869; PMCID: PMC6076437.

  • * Dang DY, Zetumer S, Zhang AL. Recurrent Fragility Fractures: A Cross-sectional Analysis. J Am Acad Orthop Surg. 2019 Jan 15;27(2):e85-e91. doi: 10.5435/JAAOS-D-17-00103. PMID: 30169444.

  • * Vaishya R, Vaish A, Botchu R, Iyengar KP. Recurrent fractures in a teen with osteopetrosis. BMJ Case Rep. 2024 Jul 24;17(7):e260383. doi: 10.1136/bcr-2024-260383. Epub 2024 Jul 24. PMID: 39053920.

  • * Pakarinen O, Ahonen M, Grahn P, Helenius I, Laaksonen T. Refractures in Children. J Bone Joint Surg Am. 2025 May 7;107(9):e40. doi: 10.2106/JBJS.24.01014. Epub 2025 Mar 27. PMID: 40146814; PMCID: PMC12047644.

Thinking about asking ChatGPT?Ask me instead

Tell your friends about us.

We would love to help them too.

smily Shiba-inu looking

For First Time Users

What is Ubie’s Doctor’s Note?

We provide a database of explanations from real doctors on a range of medical topics. Get started by exploring our library of questions and topics you want to learn more about.

Was this page helpful?

Purpose and positioning of servicesUbie Doctor's Note is a service for informational purposes. The provision of information by physicians, medical professionals, etc. is not a medical treatment. If medical treatment is required, please consult your doctor or medical institution. We strive to provide reliable and accurate information, but we do not guarantee the completeness of the content. If you find any errors in the information, please contact us.