Bone Density vs Bone Quality

Posted , 8 users are following.

I found a paper recently that contained some insights that might be worth thinking about." Studies of Osteoporosis (OP) and drug treatments have challenged the concept that denser bone means stronger bone. Bone strength, or resistance to fracture, is not easily measured by routine DXA as it is a function of both density and quality".

(Cleveland Clinic, Angelo Licata 2009).

 

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  • Posted

    I think you are right to be confused!

    I have always walked and since diagnosed with osteporosis walked even more in the belief that walking can only increase bone density but a web article starting with osteopoenia3 claims " Bone density exercise research gives us mixed signals about the usefulness of walking. Some studies show that walking improves bone density; other studies show it offers little or no improvement. Osteoblasts respond to increased stress on bones. It could be that for those who have not been exercising regularly, walking is good for increasing bone density. It offers increased stress on their bones. BUT for those who have been walking regularly, it may not such a good bone building exercise since they are not adding stress on their bones. To add new stress they need to add something to their walks"

    Another article states "Most of the impact of your step is absorbed through the foot, ankle, knee and hip.  As a result, walking is good for building and preserving bone in the lower body. Walking does not provide enough stimulus for the spine or upper body.What could possibly explain the differences in the research results?

    Well, maybe we need return to what we know about Osteoblast activity. (Remember your Osteoblasts are the bone cells that build new bone.) " 

    Yet another article I read has stated that walking improves the bone density in hip and spine. 

    Mixed messages here!

    I think I'l just carry on doing what I believe is right for me and not do any more research!!

    • Posted

      Right, yes, NOW I understand it.  You need to put more stress on bones than they've previously had.  I've not walked much at all because of severe arthritis in knees and back problems (not osteoporosis) but have decided I'm pandering to those too much so AM going to walk more, so for me it will probably be beneficial and I'm thinking a little mild weight exercise, such as holding a can of food in each hand when exercising, should maybe help the spine keep strong too.  At the end of the day you can only do what you can do, and since I'm never going to be jogging or anything like that, then more walking is going to be an improvement for me.  I am cycling more but realise that isn't weight bearing at all, so that improves muscle strength in legs, which all helps balance, and also cardio, and general fitness makes us feel like more exercise, so more walking and so on.  That's my theory:-))))
    • Posted

      I couldn't resist googling this a bit more and I thought this article was useful: Still, it's never too late to start a bone-healthy exercise program, even if you already have osteoporosis or are at high risk of developing osteoporosis.

      Although people with osteoporosis may believe that exercise increases the risk of injury from broken bones, the truth is quite the opposite. A regular, properly designed exercise program may actually help prevent the falls and fall-related fractures that so often result in disability and premature death. That's because exercise strengthens bones and muscles, and improves balance, coordination, and flexibility, which is especially important for older adults and people who have been diagnosed with osteoporosis.

      According to the National Osteoporosis Foundation, the best exercises for building and maintaining bone density are:

      Weight-bearing exercise, such as walking, that makes you work against gravity while staying upright

      Muscle-strengthening exercise, such as weight lifting, that makes you work against gravity in a standing, sitting, or prone position

      Nonimpact activities such as balance, functional, and posture exercises also may benefit people with osteoporosis. Although these exercises don't build or maintain bone density, they may increase muscle strength and decrease the risk of falls and fractures.

      Medical Evaluation Is Key

      If you have osteoporosis or are at risk of osteoporosis, most experts believe that supervised weight-bearing exercise and strength trainingexercise is safe and effective. Studies of postmenopausal women report that aerobic, weight-bearing, and strength training exercise can increase bone mineral density in the spine, and that a simple walking program can increase bone mineral density in the spine and hip.

      Before beginning any exercise program, it's important to undergo a thorough medical examination to determine which activities are safe for you.

      There is no single exercise regimen that's best for everyone with osteoporosis. Each regimen should be specifically tailored to the individual patient based on a medical evaluation of:

      Fracture risk

      Muscle strength

      Range of motion

      Level of physical activity

      Fitness

      Gait

      Balance

      It IS difficult knowing what's best re meds and exercise and everything else because there is so much to research, but at least all this information does give us options on what we feel is the best way forward for us all.

  • Posted

    Good for you, walking and cycling.  Cycling (unless you're on a three wheeler!!) must surely be all about balance so that's good.  

    Sometimes I forget I have osteoporosis in my spine and try not to let it rule my activities. if we all keep a positive mind, eat well and exercise within our capabilities we will all live our life to the full!!

    • Posted

      You're right Mary.  Although I don't actually have osteoporosis (the GP told me I did and had me on Alendronic Acid before we were able to get hold of bone density test results), I don't want bones to deteriorate, but I did do so much less exercise than I might have done for years because of the knee arthritis, trying to hold off knee replacements,  until I realised that it was no good favouring that bit at the detriment of other parts of my body!  It's an exercise bike, but I've no doubt it's helping balance too, but then Tai Chi does that well also.  I think what you said about living life to the full by making choices helps us feel in control and be positive too.  There is a lot recently about exercise reducing the chance of brain deterioration too!
  • Posted

    I

    Hello!

    Interesting! Sadly, I have just been diagnosed with OP by the usual BMD standard.

    Some of the more commonly prescribed drugs are accompanied by sometimes scary side-effects, like jaw necrosis ! I am more scared about these side effects than fracturing a   vertebra, because I have an atletic built and , even at 75, I practice sports like windsurfing, even though I have probably been osteoporotic all along without knowing. Never  broke anything except..the record of falling in water!

    I'd  like to show the paper  to my doctor, before I..lose the... jaw  and my wallet 's money density becomes as low as the one of my bones.. .

    Can you tell me exactly where you found it, the source?

    Thanks

    Ittiandro, Montreal, Canada

    • Posted

      Hi lttlandro, 

      I think you should talk over all your worries about medication side-effects with your doctor. For me, I had really low spine scores and a resulting  very high risk of fracture so medication was not so scary a thought. 

      There are other very impressive contributors to this forum who have decided to go the non-med. route and are happy with this decision.

      If you're looking for the source of this paper talking about bone density vs bone quality -  Google 

      Bone Density vs Bone Quality, Cleveland Clinic. Angelo Licata 2009.

      Kind regards,  J

       

    • Posted

      Hi Juno-Iri-Dub

      Thanks for your input. I'll certainly see my orthopaedist . I have too a very low T-score ( -4.5 equalized to -3.5 for age ( Z score) . I take it that you have already been on medication. for O.P. Interesting to know which medication ,  for how long and the effects. ( and side-effects, if any).

      Has your bone density gone up?If so, how long did it take ? Are you off the medication now?  Does bone density stabilize with the medication, so that one can hope to evetually go off?

      Thanks

      Ittiandro

    • Posted

      My spinal T score was -4.5 with no fractures but high risk of one. Hips were in the osteopenia range.  I was prescribed Forteo for 2 years which I used with no real problems. After 1 year of Forteo use my scan showed an improvement to -4 (or 11%). I haven't had a second scan yet. After finishing the Forteo, I was prescribed Actonel for apx.4 years which I'm still taking with  no  problems either.  . . . 

      forteo is the only medication that actually builds new bone.

      Apart from medication, Calcium,  Vit.D and execise (as advised by a physio.) is advised.

      Please don't be so worried, you'll be fine. But do talk to your doctor about your worries, and if you're not happy with him, get a second opinion. It's very important that you have confidence in him and are comfortable with his treatment. 

      Kind regards,  J

       

    • Posted

      I was cleared to use Prolia (since the fosomex caused upper GI issues) I haven't tried it after reading up on it.  Would Forteo be something I should ask him about? Is this a six month injection and also a biologic?

  • Posted

    Do you have a link to this study?
    • Posted

      Only the reference I mentioned above which you can Google. I don't know how to put up links. . . . 

      Both Prolia and Forteo are used for those with severe OP, many fractures or who can't tolerate some of the other meds. No drug is perfect, or indeed without side-effects (though mine were minimal with Forteo).  It's Prolia that is the 6-monthly injection given by your GP. Forteo is a daily injection which is self-administered. It's in the form of a pen like the ones that diabetic patients use and pretty straightforward to use. Which drug your doctor may suggest may well be related to who is paying for it (ie. private health cover, state health cover). Both are expensive, with Forteo being the most costly. . . 

      Maybe discuss both with your doctor and tell him your concerns about side-effects that you've read about. 

      J

  • Posted

    I found your post from a year ago 'bone density vs bone quality', I did not realise, at the time, it was posted by you a year ago. XX

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