Bone Density -2.5: Concerns and Calcium Solutions for Young Women - Orthopedics

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Bone mineral density -2.5


Hello Doctor: I am 25 years old, female, and I usually enjoy exercising and often eat fruits and vegetables.
I wonder if it’s because I get less sun exposure...
Yesterday, my bone density test result was -2.5, which is close to the threshold for osteoporosis.
Since I am only 25 and have not had children yet, I have heard that during pregnancy, calcium is absorbed by the baby, which can lead to increased calcium loss.
Given that I am already experiencing calcium loss, will my bones become very fragile after I have children in the future? What can I eat now to supplement my calcium? Or do you have any other recommendations? Thank you very much!

Gǎnxiè, 20~29 year old female. Ask Date: 2013/07/31

Dr. Shi Guozheng reply Orthopedics


May I ask which type of machine was used for your examination? Generally, a DEXA scan, specifically a whole-body dual-energy X-ray absorptiometry (DXA) scan, is more accurate than an ultrasound.
Was the examination performed on the spine or the hip? If the results are indeed accurate, a T-score of -2.5 or lower indicates osteoporosis.
It is unusual for a 25-year-old to have such a score, so I recommend repeating the examination using the aforementioned equipment.
If osteoporosis is confirmed, there is no need to panic; simply ensure adequate intake of calcium and vitamin D through sources like milk, legumes, and meat, and engage in regular exercise.

Reply Date: 2013/07/31

More Info


It's concerning to hear that at just 25 years old, your bone density has reached a T-score of -2.5, which indicates that you are on the verge of osteoporosis. This is unusual for someone your age, especially if you are physically active and consume a diet rich in fruits and vegetables. However, there are several factors that could contribute to low bone density, including insufficient calcium and vitamin D intake, lack of sun exposure, and possibly genetic predispositions.

Firstly, it's essential to understand that bone density is influenced by various factors, including diet, exercise, hormonal levels, and overall health. Since you mentioned that you enjoy exercising, that’s a positive aspect, as weight-bearing exercises are crucial for maintaining and improving bone density. However, if your exercise routine lacks resistance training or if you are not getting enough sunlight for vitamin D synthesis, this could negatively impact your bone health.

Regarding your concern about calcium loss during pregnancy, it is true that pregnant women require additional calcium to support the developing fetus. However, if you maintain a well-balanced diet rich in calcium and vitamin D, your body can manage this demand effectively. It’s also important to note that while pregnancy can lead to some calcium depletion, it does not necessarily mean that your bones will become fragile if you take care of your nutritional needs.

To address your current situation, here are some recommendations for increasing your calcium intake and improving your bone health:
1. Calcium-Rich Foods: Incorporate foods high in calcium into your diet. Good sources include dairy products (milk, yogurt, cheese), leafy green vegetables (kale, broccoli), fish with bones (sardines, salmon), and fortified foods (orange juice, cereals).

2. Vitamin D: Ensure you are getting enough vitamin D, which is essential for calcium absorption. You can obtain vitamin D through sunlight exposure, fatty fish, fortified foods, and supplements if necessary. The recommended daily allowance for vitamin D is around 600-800 IU for adults, but some may require higher doses, especially if they have low levels.

3. Weight-Bearing Exercises: Continue with your exercise routine, but consider adding weight-bearing and resistance training exercises. Activities like walking, jogging, dancing, and strength training can help stimulate bone formation and improve bone density.

4. Limit Caffeine and Alcohol: High caffeine and alcohol intake can negatively affect bone health. Try to limit these substances to promote better bone density.

5. Regular Check-Ups: Since your bone density is already low, it’s crucial to have regular check-ups with your healthcare provider. They may recommend further testing or treatment options, including medications that can help improve bone density.

6. Consider Supplements: If you find it challenging to meet your calcium and vitamin D needs through diet alone, consider taking supplements. A common recommendation is 1000 mg of calcium and 800 IU of vitamin D daily, but consult with your healthcare provider for personalized advice.

Lastly, it’s advisable to repeat the bone density test using a DEXA scan to confirm the results, as this is the most accurate method for assessing bone density. If the results are consistent, your healthcare provider can help you develop a comprehensive plan to address your bone health concerns.

In summary, while your current bone density is concerning, there are proactive steps you can take to improve your situation. Focus on a balanced diet rich in calcium and vitamin D, engage in regular weight-bearing exercises, and maintain open communication with your healthcare provider to monitor your bone health effectively.

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