Health Hub

Welcome to the WLC Medical Health Hub. Our SALAD (Short Answer, Long Answer Day) articles provide evidence-based answers to common health questions, whether you're after a quick overview or a more in-depth read.

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How Often Should You Have a DEXA Scan?

Short answer: How often you should have a DEXA scan depends on the type of scan, why you are having it and whether you are monitoring changes over time. Bone Density DEXA scans may be repeated after a period recommended by your healthcare professional, while Total Body Composition DEXA scans may be repeated approximately every 3 to 6 months when you are actively making changes to your nutrition, exercise, weight or lifestyle and want to monitor changes in your body composition.

Long answer:

DEXA (Dual-Energy X-ray Absorptiometry) can be used to assess both bone density and body composition,…

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Why Body Weight Doesn’t Tell the Whole Story

Short answer: Body weight can be a useful measurement, but it doesn't show how much of your body is made up of fat, muscle and other tissues. Two people can weigh exactly the same but have very different body compositions. Looking at body composition alongside weight can provide a more complete picture of your body and how it may be changing over time.

Long answer:

The number on the scales is one of the most common ways people track changes…

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What Is Visceral Fat and Why Does It Matter?

Short answer: Visceral fat is the fat stored deep within your abdomen around your internal organs, including your liver, pancreas and intestines. Unlike the fat that sits just beneath your skin (subcutaneous fat), excess visceral fat has been associated with an increased risk of developing several chronic health conditions, including type 2 diabetes, cardiovascular disease and metabolic syndrome. A Total Body Composition DEXA Scan provides an accurate measurement of visceral fat, helping you better understand your overall health and monitor changes over time.

Long answer:

Not all body fat is the same. Your body stores fat in different locations, each…

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Bone Density Scan vs Body Composition Scan: Which DEXA Scan Is Right for You?

Short answer: Although both assessments use the same DEXA (Dual-Energy X-ray Absorptiometry) technology, they measure different aspects of your health. A Bone Density DEXA Scan assesses the strength and density of your bones to help identify low bone density, osteopenia and osteoporosis. A Total Body Composition DEXA Scan measures body fat, lean muscle mass, visceral fat and overall body composition. Choosing the right scan depends on what you want to learn about your health.

Long answer:

DEXA scanning is considered one of the most accurate and reliable methods available for assessing…

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Do I Need a GP Referral for a DEXA Scan?

Short answer: No. At WLC Medical, you do not need a GP referral to book a Bone Density DEXA Scan or a Total Body Composition DEXA Scan. As the first allied health clinic in Western Australia to offer medical-grade DEXA assessments without requiring a GP referral, we make it easier for people to access accurate information about their bone health and body composition. Many people choose to self-refer to better understand their bone health or body composition, establish a baseline, monitor changes over time, or support their health and fitness goals. If you have been referred by your GP or another healthcare provider, you're also welcome to book your scan with us.

Long answer:

A DEXA (Dual-Energy X-ray Absorptiometry) scan is a quick, safe and non-invasive assessment that uses…

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Do I need probiotics or prebiotics?

Short answer: Probiotics and prebiotics both interact with the microorganisms living in your gut, but they work in different ways. Probiotics are specific live microorganisms that have been shown to provide a health benefit when consumed in adequate amounts, while prebiotics are substances that are used by microorganisms in the body and provide a health benefit. Both may play a role in supporting gut health, but their effects depend on the individual and the specific probiotic or prebiotic being used.

Long answer:

Your digestive system is home to a large and diverse community of microorganisms, including bacteria,…

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How does a lack of sleep affect me?

Short answer: Not getting enough good-quality sleep can affect much more than how tired you feel the next day. Poor or insufficient sleep can affect concentration, memory, mood, reaction time and physical performance. When it happens regularly, inadequate sleep is also associated with an increased risk of several long-term health conditions. For most adults, getting around 7–9 hours of good-quality sleep each night is recommended.

Long answer:

Sleep is an essential part of maintaining our physical and mental health. While you’re asleep,…

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What is intermittent fasting and how does it work?

Short answer: Intermittent fasting is an eating plan that alternates phases of eating with set intervals without eating any food (fasting) on either a daily or regular basis, ranging from a few hours to fasting for a whole day.

Long answer:

Intermittent fasting is the process of only eating within a specific timeframe as a means…

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Why do I gain weight when I’m stressed?

Short answer: External stressors (work, relationships, finances, etc) can affect our hormones that regulate our hunger, resulting in us often eating calorie dense foods (sugars, fats, etc) as a quick energy source to feel better and thereby manage the stressor.

Long answer:

When we become stressed, our bodies release stress hormones including cortisol and adrenaline that in…

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How Do I Achieve My New Year’s Resolution?

Short answer: A New Year’s resolution is a promise to oneself to change a habit or behaviour, in order to accomplish a personal goal, achieved through planning, simplicity, accountability and ongoing support

Long answer:

Every year, millions of people make New Year’s resolutions, hoping to spark positive change. The…

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