Your T-Score Isn't a Death Sentence: Osteopenia, Osteoporosis, & What Those Results Mean.
You got a DXA scan. The report came back with a number like -1.8, and a word you hadn't thought much about before: osteopenia, or worse, osteoporosis.
Most women leave that appointment with a prescription, a calcium recommendation, and a vague instruction to "stay active" plus an unspoken message that the real job now is to be careful. Don't lift anything heavy. Don't fall.
That advice is half right, and it's costing you the half that matters.
Let me walk through what the number actually means, why it happened, and what the research says you can still do about it.
What a T-score Actually Measures
A T-score compares your bone mineral density to the average peak bone density of a healthy young adult, not to other women your age. It's expressed in standard deviations.
The World Health Organization categories:
T-score | Classification |
-1.0 and above | Normal |
Between -1.0 and -2.5 | Low bone mass (osteopenia) |
-2.5 and below | Osteoporosis |
-2.5 and below, plus a fragility fracture | Severe (established) osteoporosis |
So a T-score of -1.8 means your bone density sits 1.8 standard deviations below a healthy young adult's peak.
Two things worth understanding about that number.
It's a risk marker, not a verdict. It tells you about statistical fracture risk across a population. It does not tell you that your bones will break, and it isn't a measure of how careful you need to be.
It's a snapshot, not a trajectory. A single scan tells you where you are. It says nothing about which direction you're moving, and direction is the main thing you should worry about and the piece you can influence.
You may also see a Z-score, which compares you to women your own age. That's used differently, and a notably low Z-score is usually a prompt to look for a secondary cause rather than assume it's ordinary age-related loss.
Why it's Happening
Bone is living tissue in constant turnover; cells break it down; cells build it back up. Estrogen is one of the main brakes on the breakdown side. When estrogen falls, the brake comes off, and resorption starts outpacing formation.
The timing of this has been mapped carefully. The Study of Women's Health Across the Nation followed 1,902 women through the menopause transition with repeated DXA scans [1].
The pattern:
Pre- and early perimenopause: little change. Bone density is relatively stable.
Late perimenopause: loss accelerates sharply — roughly 0.018 g/cm² per year at the spine and 0.010 at the hip.
Post-menopause: loss continues at a similar pace — about 0.022 g/cm² per year at the spine, 0.013 at the hip.
A related review of the SWAN findings notes the steepest decline occurs in the year before the final menstrual period and the two years after it [2].
Read that timeline again, because it has a practical implication most women aren't told: the fastest bone loss of your life happens in a window that starts before your periods stop. By the time a routine DXA picks it up, you're often several years past the steepest part of the curve.
One more finding from SWAN that gets left out of most articles: body weight was a major determinant of how fast women lost bone. During late peri- and post menopause, loss was roughly 35-55% slower in the heaviest third of women compared to the lightest third.
Apparent differences between ethnic groups in the rate of spine bone loss were largely explained by body weight rather than ethnicity itself [1].
I'm not telling you to gain weight. I am telling you that being very lean, and particularly chronic under-eating, is a genuine risk factor for bone loss and that matters for anyone who's spent years dieting.
The Advice to "Be Careful" is the Problem
Here's where conventional guidance has historically gone wrong.
Bone responds to mechanical load. Specifically, it responds to high-magnitude loads applied at high rates: heavy, fast, demanding work. That's the stimulus that tells bone to remodel itself to be stronger.
But because of a perceived fracture risk, women with low bone mass have typically been steered toward light, moderate, "safe" exercise. Which is precisely the stimulus bone ignores.
So, the standard recommendation protects against a risk that was never well quantified, by removing the one input that actually drives adaptation.
What the Research Says Instead
The LIFTMOR trial tested this head-on [3].
Researchers randomized 101 postmenopausal women; average age 65, all with T-scores below -1.0, to either eight months of supervised high-intensity resistance and impact training, or a home-based low-intensity program.
The training group did twice-weekly, 30-minute sessions: five sets of five reps, above 85% of one-rep max; deadlift, overhead press, and back squat plus jumping chin-ups with drop landings for the impact component. The first month was deliberately limited to bodyweight and low-load variations before loading progressed.
Thirty minutes, twice a week, in women averaging 65 years old with low bone mass.
Results, training group versus control:
Lumbar spine BMD: +2.9% versus -1.2%
Femoral neck BMD: +0.3% versus -1.9%
Femoral neck cortical thickness: +13.6% versus +6.3%
Height: +0.2 cm versus -0.2 cm
Every functional performance measure improved: timed up-and-go, functional reach, sit-to-stand, back and leg strength
Compliance was 92%. Adverse events across the whole trial: one minor lower back spasm.
Note what the control group did. They didn't hold steady; they lost bone. Doing the gentle, careful thing produced measurable decline over eight months.
A follow-up analysis specifically hunted for the thing everyone fears. Researchers performed lateral thoracolumbar DXA scans and assessed vertebral morphology for fracture using the Genant method [4].
No new vertebral fractures in the training group. Thoracic kyphosis measured standing tall actually improved more in the training group: a 6.7° reduction versus 1.6° in controls. The single new wedge deformity observed in the study occurred in the control group.
Heavy lifting, supervised and programmed properly, didn't break these women. It made them taller and straighter.
Two Separate Problems: Bone and Falling
Here's the nuance that most "lift heavy for your bones" content misses.
Your fracture risk is a product of two things: how strong the bone is, and how often you hit the ground. Those need different inputs.
For bone density, loading has to be substantial and varied. A meta-analysis of impact exercise protocols found that programs mixing jogging with walking and stair climbing, and programs combining impact work with high-magnitude resistance training, produced significant improvements at the spine and hip. Protocols using high-impact loading alone, or low-impact loading alone, were ineffective at every site [5].
For falls, the evidence points somewhere else entirely. A Cochrane review of 108 randomized trials covering 23,407 community-dwelling older adults found exercise reduced the rate of falls by 23% and the number of people falling by 15%, both high-certainty [6].
But the breakdown matters:
Balance and functional exercise: 24% reduction in fall rate (high certainty)
Multiple exercise types — typically balance and functional plus resistance: 34% reduction (moderate certainty)
Resistance training alone, without balance work: uncertain effect
Walking programs: uncertain effect
The same review found exercise may also reduce the number of people experiencing one or more fall-related fractures by around 27%, though the authors rated that evidence low-certainty based on 10 studies [6].
Worth knowing, because fracture — not the T-score — is the outcome that actually matters.
So resistance training builds the bone, balance and functional work keeps you off the floor, and the combination outperforms either. A program that only does one of those is doing half the job.
One honest note on applying that review here: its participants averaged 76 years old, older than the 65-year-olds in LIFTMOR. The falls evidence comes from an older population than the bone-loading evidence does.
What you can actually do
Get the scan and get repeat scans. One number is a snapshot. Two numbers two years apart tell you your direction, which is the thing you can change.
Lift heavy, under supervision, with proper progression. Not machines at light weight for 15 reps. Progressive, loaded, compound work, built up carefully over months, not started at 85% in week one.
Add balance and functional training. Separate input, separate benefit, and it's where the fall-prevention evidence is strongest.
Eat enough, and eat enough protein. Chronic under-eating and very low body weight work against you here.
Talk to your physician about calcium, vitamin D, and medication. This is their call, not mine. Training is not a replacement for pharmacotherapy when it's indicated. It should damn sure be running alongside it.
Start now rather than later. Given that the steepest loss happens around the final menstrual period, the best time to build the habit is before the scan gives you a reason to.
Important Caveats
The LIFTMOR participants were screened for conditions and medications affecting bone, and all training was closely supervised. That isn't a footnote; it's the condition under which these results held.
If you have an existing vertebral fracture, significant spinal pain, or a T-score at the severe end, the picture changes and some loading patterns carry real risk. Spinal flexion under load is the usual concern. This is a conversation to have with your physician before you touch a barbell, and the program should be built with that information in hand.
What the evidence does not support is the blanket instruction to avoid heavy loading because you have low bone mass. That's the advice that cost the control group 1.2% of their spine density in eight months.
Where I Come In
This is squarely what The Clinical Performance Method was built for. I come from both sides of this, clinically and in performance programming.
Assess. What your scan says, what your history includes, what your joints and spine actually tolerate today, and what your week realistically allows.
Program to the constraint. Loading heavy enough to matter, progressed slowly enough to be safe, built around the specific limitations you have rather than a generic "senior fitness" template. Balance and functional work built in alongside, not as an afterthought.
Sustain. Reassess as you adapt. The load that's appropriate in month one isn't the load that drives change in month eight; that progression is the entire mechanism.
I work with your physician, not around them. If you're on medication for this, good; the training complements it.
If you've got a scan result, you're not sure what to do with, get in touch and let's build something around it.
Luke Eddington, DC, MS, NASM-CPT/WLS
Apex Fitness Founder & Coach
Coaching starts with a discovery call. If you want to see what that would look like for you, send me a message on my socials or use the links below to contact me.
Precision Training | Proven Results
Discovery Call: Clinical Performance Method Call - Apex Fitness
Email: apexfitness@apexfitness.club
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References
Sources located via PubMed.
Finkelstein JS, Brockwell SE, Mehta V, et al. Bone mineral density changes during the menopause transition in a multiethnic cohort of women. Journal of Clinical Endocrinology & Metabolism. 2008;93(3):861–868. https://doi.org/10.1210/jc.2007-1876
Lo JC, Burnett-Bowie SM, Finkelstein JS. Bone and the perimenopause. Obstetrics and Gynecology Clinics of North America. 2011;38(3):503–517. https://doi.org/10.1016/j.ogc.2011.07.001
Watson SL, Weeks BK, Weis LJ, Harding AT, Horan SA, Beck BR. High-intensity resistance and impact training improves bone mineral density and physical function in postmenopausal women with osteopenia and osteoporosis: the LIFTMOR randomized controlled trial. Journal of Bone and Mineral Research. 2018;33(2):211–220. https://doi.org/10.1002/jbmr.3284 (See also the published correction to Table 1: J Bone Miner Res. 2019;34(3):572. https://doi.org/10.1002/jbmr.3659)
Watson SL, Weeks BK, Weis LJ, Harding AT, Horan SA, Beck BR. High-intensity exercise did not cause vertebral fractures and improves thoracic kyphosis in postmenopausal women with low to very low bone mass: the LIFTMOR trial. Osteoporosis International. 2019;30(5):957–964. https://doi.org/10.1007/s00198-018-04829-z
Martyn-St James M, Carroll S. A meta-analysis of impact exercise on postmenopausal bone loss: the case for mixed loading exercise programmes. British Journal of Sports Medicine. 2009;43(12):898–908. https://doi.org/10.1136/bjsm.2008.052704
Sherrington C, Fairhall NJ, Wallbank GK, et al. Exercise for preventing falls in older people living in the community. Cochrane Database of Systematic Reviews. 2019;1(1):CD012424. https://doi.org/10.1002/14651858.CD012424.pub2
This article is general education, not individualized medical advice, and does not replace guidance from your physician. Decisions about osteoporosis medication, calcium, and vitamin D should be made with your doctor. If you have an existing fracture, a severe T-score, or unexplained spinal pain, speak with your physician before beginning any loaded training program.
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