Bone Loss Begins Before You Feel It: What Australian Women Need to Know About Osteoporosis and Menopause

You may not notice anything at first. No pain, no warning signs, no clear clue that your bones are changing. That is what makes bone loss during menopause so easy to miss. By the time many women learn their bone density has dropped, that change has already been happening for years.

For Australian women in their 40s and 50s, this is more common than many realise. The Australasian Menopause Society notes that women can lose up to 10% of their bone mass in the first five years after menopause. By age 60, half of Australian women have lower than normal bone density, and one in four have osteoporosis. One in three women over 50 will have a fracture.

These numbers are serious, but bone loss during menopause is not something you have to face without support. When you understand what is happening early, you have more time to protect your bone health.

What Happens to Bone During Menopause

Your bones are living tissue. Throughout your life, old bone is constantly broken down and replaced with new bone, a process called bone remodelling. Oestrogen plays a key role in keeping this cycle balanced. It slows the breakdown of bone and helps your body maintain density.

As you move through perimenopause and menopause, oestrogen levels fall. This shift disrupts the balance. Bone breakdown begins to outpace bone formation, and density declines. According to Australian Prescriber, this accelerated net bone loss begins as early as two years before your final period, meaning the process is well underway during perimenopause, often before most women have even identified the transition.

The bones most vulnerable to this change are those with a higher proportion of trabecular (spongy) bone, including the spine, hips, and wrists. These are also the most common sites of fracture in women over 50.

Osteoporosis versus low bone density

Bone loss usually develops in stages. Low bone density, also called osteopenia, is the earlier stage. Osteoporosis is the more advanced stage, when bones become weaker and more likely to break.

Both are important to catch early, because both give you a chance to take action:

Condition	What it means	What this can mean for you
Low bone density osteopenia	Bone mass is lower than normal but not yet in the osteoporosis range.	It can be an early sign to pay closer attention to bone health and make changes that help slow further loss.
Osteoporosis	Bone loss is more advanced and bones have become fragile.	It raises the risk of fractures, even from a small fall, sudden movement, or minor knock.

Knowing the difference matters because low bone density is often the stage when women still have more time and flexibility to respond. With the right support, lifestyle changes, and medical guidance, it is possible to protect bone strength and reduce the risk of future fractures.

Why Bone Loss So Often Goes Undetected

Osteoporosis has no symptoms. There is no pain, no stiffness, no early warning sign that prompts most women to raise the subject with their GP. The first indication is often the fracture itself.

This is compounded by Australia’s current bone density screening pathway. A DEXA scan (dual-energy X-ray absorptiometry), which is the standard tool for measuring bone density, is typically not Medicare-funded until age 70 for the general population. For women who reach menopause in their early 50s, that leaves a gap of 15 to 20 years during which bone loss can progress without detection.

The RACGP updated its osteoporosis management guidelines in 2024, urging earlier recognition and action, particularly for women with risk factors. But without a systematic framework for monitoring bone health in midlife, many women simply fall through the gap.

Risk factors worth knowing

Bone loss during menopause does not affect every woman in the same way. While hormonal changes play a major role, some factors can raise the risk of faster bone loss and lower bone strength. Knowing these can help you spot when it is worth paying closer attention.

Some of the main risk factors include:

1. Early menopause before age 45
2. Low body weight or a history of disordered eating
3. A family history of osteoporosis or fractures
4. Long-term use of certain medications, including corticosteroids
5. Low calcium or vitamin D intake
6. Smoking or high alcohol intake
7. A sedentary lifestyle

Having one or more of these risk factors does not mean osteoporosis is inevitable. It does mean bone health is worth discussing with your GP early, so you can better understand your risk and take steps to protect your bones.

What Monitoring and Awareness Can Actually Do

Here is where the framing shifts. Because while bone loss during menopause is common, it is not something you are powerless over. Bone responds to the right conditions, and catching changes early means more options, more time, and less risk.

Understanding your baseline matters. If you know where your bone density sits in your early 50s, any subsequent changes become meaningful data points rather than unknown quantities. This is particularly valuable for women who may not yet have symptoms or who are unsure whether their current lifestyle and nutrition are doing enough to support their skeleton.

This is an area where a preventative monitoring programme makes a real difference. Rather than waiting for a fracture or a referral to prompt a conversation, regular health data tracking helps midlife women stay ahead of the curve. Consistent monitoring through tools like those offered via CaptureCare’s partnership with Withings smart health devices creates a picture of how your body is changing over time so that nothing needs to wait until it becomes a crisis.

This kind of longitudinal awareness is also closely connected to broader health shifts. Our post on tracking to clarity in midlife health data explores how connecting the dots between different health markers can reveal patterns that a single appointment might miss.

Amelia Dickison, Founder, CaptureCare:

“Bone loss is one of the most underestimated changes that happens during menopause. Women deserve to know what is happening in their bodies early enough to actually do something about it.”

Practical Steps to Protect Your Bone Health Now

You do not have to wait for a screening programme or a fracture to take your bone health seriously. There is a lot you can do right now.

1. Prioritise calcium and vitamin D

Calcium is the main mineral in bone. Most Australian women need around 1,000 to 1,300 mg per day, with the higher amount recommended for those over 50. Dairy, leafy greens, almonds, and fortified foods are all good dietary sources. Vitamin D is essential for calcium absorption, and many Australian women remain deficient despite the sunshine. A blood test can confirm your levels.

2. Move in ways that load your skeleton

Weight-bearing exercise, such as walking, jogging, dancing, tennis, and strength training, signals to your bones that they need to maintain their density. The Better Health Channel recommends at least 30 minutes of weight-bearing activity on most days, combined with muscle-strengthening exercises two to three times per week.

3. Limit what works against your bones

Smoking accelerates bone loss. High alcohol intake interferes with calcium absorption. Excess caffeine can also affect bone density over time. These are all worth reducing where possible.

4. Ask your GP about your individual risk

If you are in perimenopause or have recently reached menopause, it is worth asking your GP specifically about your bone health. Depending on your risk factors, they may refer you for a DEXA scan earlier than the standard guidelines suggest. The RACGP’s updated 2024 osteoporosis management guidelines support this kind of individualised approach.

It is also worth noting that bone health does not exist in isolation. If you have been noticing other changes during this season of life, our post on back pain and anxiety in midlife women explores how many of the physical and emotional shifts of perimenopause are more connected than they might first appear.

Taking Action Before a Fracture Forces the Conversation

Bone health rarely gets the attention it deserves until something goes wrong. But for women in midlife, it is one of the most important things to understand and to act on early.

The years around menopause are a window. Not a window of risk, but a window of opportunity. With the right information and the right monitoring in place, you can protect your skeleton, your independence, and your confidence well into the decades ahead.

Join the waitlist to learn more about how nurse-led, ongoing monitoring can support you through this transition, helping you stay informed, track meaningful changes over time, and feel more confident about your health.