Understanding the BMI Healthy Range
- Dr Liliya Korallo
 - Aug 9
 - 4 min read
 
Updated: Aug 25
When it comes to maintaining your health, understanding your body mass index (BMI) is a useful starting point. BMI is a simple calculation based on your height and weight, giving you a number that helps indicate whether you are in a healthy weight range. But what exactly are the healthy BMI limits? And how should you interpret your BMI in the context of your overall wellbeing? I want to guide you through these questions with clear, practical information that fits into your busy lifestyle.
What Are the Healthy BMI Limits?
The healthy BMI limits are generally set between 18.5 and 24.9. This range is considered normal or healthy for most adults. If your BMI falls below 18.5, you are classified as underweight, and if it is above 24.9, you may be overweight or obese depending on how high the number is.
Here’s a quick breakdown:
Underweight: BMI less than 18.5
Healthy weight: BMI 18.5 to 24.9
Overweight: BMI 25 to 29.9
Obese: BMI 30 or higher
These limits are widely used by healthcare professionals to assess health risks related to weight. Staying within the healthy BMI limits can reduce your risk of conditions such as heart disease, diabetes, and certain cancers.

However, it’s important to remember that BMI is just one tool. It doesn’t measure body fat directly, nor does it account for muscle mass, bone density, or overall body composition. This means that two people with the same BMI might have very different health profiles.
How to Calculate Your BMI and What It Means for You
Calculating your BMI is straightforward. You can use the formula:
BMI = weight (kg) / height (m)²
For example, if you weigh 70 kg and are 1.75 m tall, your BMI would be:
70 / (1.75 × 1.75) = 22.86
This number falls within the healthy BMI limits.
If you prefer, many online calculators can do this for you quickly. Once you have your BMI, consider it as a starting point for understanding your health. If your BMI is outside the healthy range, it’s a signal to look more closely at your lifestyle habits.
Here are some practical steps you can take:
Monitor your diet: Focus on balanced meals with plenty of vegetables, lean proteins, and whole grains.
Stay active: Aim for at least 150 minutes of moderate exercise per week.
Get regular check-ups: Your healthcare provider can help interpret your BMI in the context of your overall health.
Remember, your BMI is a guide, not a diagnosis. It’s one piece of the puzzle.

Why is my BMI 27 but not fat?
You might wonder why your BMI is 27, which technically places you in the overweight category, but you don’t feel or look fat. This is a common question and a good example of why BMI alone doesn’t tell the whole story.
BMI does not distinguish between muscle and fat. Muscle is denser and weighs more than fat. So, if you have a muscular build, your BMI might be higher even though your body fat percentage is low. Athletes and people who work out regularly often fall into this category.
Additionally, body shape and fat distribution matter. Some people carry weight in areas that are less risky for health, such as hips and thighs, while others carry more around the abdomen, which can be more concerning.
If your BMI is 27 but you feel healthy and active, consider these points:
Body composition: You might have more muscle mass.
Lifestyle: Regular exercise and a balanced diet can keep you healthy despite a higher BMI.
Health markers: Blood pressure, cholesterol, and blood sugar levels are important indicators beyond BMI.
If you want a more detailed assessment, tools like body fat percentage measurements or consultations with health professionals can provide clarity.

How to Use the BMI Healthy Range to Support Your Wellbeing
Understanding the bmi healthy range can empower you to make informed decisions about your health. It’s not about obsessing over numbers but about using them as a guide to support your wellbeing.
Here are some ways to use this knowledge effectively:
Set realistic goals: If your BMI is outside the healthy limits, set achievable targets for weight management.
Seek support: Professional guidance, such as weight loss counselling, can help you develop sustainable habits.
Focus on overall health: Prioritise mental health, sleep, and stress management alongside physical health.
Track progress: Use your BMI as one of several measures to monitor your health journey.
City Psychological Services offers tailored support for busy professionals who want to improve their health without added stress. Combining mental health support with physical health goals can lead to lasting positive changes.
Taking the Next Step Towards a Healthier You
Knowing your healthy BMI limits is a valuable step, but it’s just the beginning. Your health is a complex, personal journey that involves more than just numbers. By understanding what your BMI means and how it fits into your lifestyle, you can take confident steps toward better wellbeing.
If you feel uncertain or overwhelmed, remember that help is available. Professional support can make a significant difference, especially when balancing a busy schedule. Whether you want to maintain your current health or make changes, small, consistent actions add up.
Start by checking your BMI, reflecting on your habits, and considering what support you might need. Your health is worth the attention, and you deserve to feel your best every day.
If you want to explore more about how to manage your weight and mental health effectively, consider reaching out to experts who understand the unique challenges faced by busy professionals. Taking that first step can open the door to a healthier, happier you.










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