What Is Body Fat Percentage (And Why DEXA Tells the Whole Truth)

If you’ve ever stepped on a scale and wondered,
“How much of this is actually fat?”
— you’re asking the right question.
Weight tells you how heavy you are.
Body fat percentage tells you what your body is made of.
Let’s break it all down in simple terms.
💡 What Is Body Fat Percentage?
Body fat percentage is the proportion of your total weight that comes from fat tissue.
For example:
If you weigh 70 kg and have 14 kg of fat,
your body fat percentage is 20%.
But not all fat is bad. Your body needs fat for:
Hormone production
Energy storage
Insulation
Protection for organs
So the real question isn’t “Do I have fat?”
It’s “Do I have too much — or too little — for my health and goals?”
⚖️ Why Body Fat % > Body Weight
Two people can weigh the same but look and feel totally different.
One might have more muscle, the other more fat
One might store fat in the trunk, another in hips or arms
One might carry more visceral fat, which can increase health risk
That’s why body composition matters more than the number on the scale.
🔍 How Is Body Fat Measured?
Method | Accuracy | Common Issues |
Bathroom Scales | ❌ Low | Affected by water, hydration |
Skinfold Calipers | ⚠️ Medium | Requires skill to use properly |
Smartwatches | ❌ Low | Often just estimates |
DEXA Scan | ✅ High | Gold standard, full body breakdown |
🧪 How DEXA Measures Body Fat (and More)
DEXA (Dual-Energy X-ray Absorptiometry) uses low-dose X-rays to analyze your body composition.
It gives you a breakdown of:
Fat mass
Lean mass (muscles, organs, water)
Bone mineral content
And the best part — it shows where fat is stored:
Arms
Legs
Trunk
Android (abdomen)
Gynoid (hips/thighs)
Visceral fat (around your organs)
That’s what makes DEXA so accurate and actionable.
🎯 What’s a Healthy Body Fat Percentage?
General guidelines (these vary by individual goals and age):
Category | Men (%) | Women (%) |
Low Body Fat Risk | < 7% | < 13% |
Ultra lean | 7–14% | 13–20% |
Lean | 14–21% | 20–27% |
Moderate Fat | 21–28% | 27–35% |
Excess Fat | 28–36% | 35–42% |
High Fat Risk | \> 36% | \> 42% |
Women typically carry 6–8% more fat due to hormonal and reproductive needs.
📈 Why You Should Track Body Fat (Not Just Weight)
Here’s what body fat % tells you that weight alone can’t:
Whether fat loss is actually working
If your muscle mass is improving
Where excess fat is accumulating (like around your trunk or organs)
Whether your nutrition and training are truly effective
🔧 How to Improve Your Body Fat Percentage
Improving your body composition is not about extreme diets or punishing workouts — it’s about consistency, smart strategy, and patience. Here are the most effective (and sustainable) ways to reduce excess fat while preserving muscle:
🥦 1. Nutrition: Focus on Quality & Quantity
Create a slight calorie deficit (eat slightly less than you burn)
Prioritize protein-rich foods (chicken, tofu, eggs, lentils)
Include fiber-rich carbs (vegetables, fruits, whole grains)
Avoid highly processed foods, liquid calories, and excess sugar
🏋️ 2. Strength Training > Cardio Alone
Lift weights or do resistance training 3–4 times per week
Muscle burns more calories at rest — helping lower body fat
Add cardio (walking, running, cycling) as a complement
💤 3. Sleep & Stress Matter More Than You Think
Aim for 7–9 hours of sleep — it helps regulate hunger hormones
Manage stress (cortisol increases fat storage, especially belly fat)
Practice mindfulness, deep breathing, or even light yoga
💧 4. Stay Hydrated
Water helps with digestion, energy levels, and fat metabolism
Drink consistently throughout the day — especially before meals
🔁 5. Track Progress Every Few Months
Use DEXA scans or measurements to track changes in fat %
Don’t rely on the scale alone — fat can drop while weight stays the same
Look for progress in energy, strength, and how your clothes fit
Remember: You don’t need to be perfect — you just need to be consistent.
Small changes, repeated daily, lead to long-term transformation.
🧠 Final Thought: Your Body Fat % Is Just the Starting Line
This isn’t about chasing a "perfect" number.
It’s about using accurate data to make smart, healthy choices.
Body composition is information — not judgment.
And the more you know about your body, the smarter your next step will be.
📍 Ready to See Your Real Numbers?
If you’ve never had a DEXA scan, now’s the time.
You'll get a full breakdown of:
Fat mass
Muscle mass
Bone mineral content
Visceral fat
Metabolic rate
And more
👉 Book your scan today — and take the guesswork out of your health journey.
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