Full Body Composition Analysis DEXA Scanning at Epoch St Ives
Full body composition analysis at Epoch Medical Imaging, St Ives. Precise fat, muscle and bone measurement. Serving the North Shore — Turramurra, Pymble, Gordon.
What Is Body Composition Analysis and Why Does It Matter?
Body composition analysis goes well beyond what a standard bathroom scale can tell you. Rather than simply measuring your total body weight, it precisely quantifies the individual components of your body — fat mass, lean muscle mass, and bone density — providing a much more accurate and clinically meaningful picture of your health.
Why body composition matters:
– Two people can have identical body weight and BMI but very different health profiles — one with high muscle mass and low fat, the other with low muscle and high fat.
– Fat distribution matters as much as total fat — particularly visceral fat (fat stored around the abdominal organs), which is associated with increased cardiovascular and metabolic risk even in people who appear to be a healthy weight.
– Muscle mass is a critical indicator of metabolic health, functional capacity, and long-term quality of life — particularly as we age.
– Bone density assessment is included in the same scan — making it a genuinely comprehensive snapshot of body health.
At Epoch Medical Imaging in St Ives, full body composition analysis uses DEXA technology — the same precision scanner used for bone density assessment — to provide the most accurate body composition measurement available. We serve patients from St Ives, Turramurra, Pymble, Gordon, Killara, Wahroonga, and across the North Shore.
What DEXA Body Composition Measures: Fat, Muscle & Bone
A DEXA body composition scan produces detailed, region-specific measurements of every major body component — providing the kind of precision that no other non-invasive body assessment can match.
What the scan measures:
– Total body fat mass: The total amount of fat tissue in your body, expressed in kilograms and as a percentage of total body weight.
– Regional fat distribution: Fat is measured separately in the trunk (abdomen and thorax), arms, and legs — allowing identification of visceral fat concentration.
– Lean muscle mass: The amount of metabolically active, force-generating tissue in each body region — a key indicator of functional health and metabolic rate.
– Bone mineral density: A full-body overview of bone density.
– Android/gynoid fat ratio: Compares abdominal fat to hip/thigh fat — a useful marker of cardiometabolic risk.
All measurements are compared to age- and sex-matched reference populations, giving you a clear picture of where you sit relative to your peers.
Body Composition vs BMI: Why the Scale Isn't Enough
BMI (Body Mass Index) is calculated from height and weight alone — it cannot distinguish between fat, muscle, and bone. This fundamental limitation makes it an unreliable health indicator in many situations.
Why BMI falls short:
– A muscular athlete may have a high BMI classified as “overweight” despite having low body fat and excellent health.
– A person of normal BMI may have high body fat and low muscle mass — a profile associated with elevated metabolic risk, sometimes called “normal weight obesity.”
– BMI provides no information about fat distribution — the location of fat is at least as important as the total amount.
Who Can Benefit from a Body Composition Scan?
A DEXA body composition scan is genuinely useful for a wide range of patients — from elite athletes to individuals managing chronic health conditions.
Groups who benefit most:
– People pursuing weight loss who want to track fat loss separately from muscle changes — and ensure they are losing fat, not muscle
– Athletes and gym-goers who want to monitor muscle gain accurately and optimise their training
– Patients with metabolic syndrome, type 2 diabetes, or cardiovascular risk factors — where visceral fat distribution provides important clinical information
– Older adults concerned about muscle mass and the risk of sarcopenia (age-related muscle loss)
– Patients preparing for or recovering from bariatric surgery — before and after monitoring
– Individuals whose clinical team needs precise body composition data for treatment planning
– Anyone who wants an objective baseline of their body health rather than relying on weight and BMI alone
Body composition scanning is available at Epoch Medical Imaging in St Ives — call (02) 9129 6999 to book and discuss whether this is the right investigation for your goals.
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Monday - Wednesday, Friday 08:00 AM - 05:00 PM
Thursday - 08:00 AM - 07:00 PM
Saturday - 08:30 AM - 1:00 PM