The UK's most complete GLP-1 guide
Every Question Answered. Every Side Effect Explained.
- How GLP-1 medications work
- Mounjaro vs Wegovy compared
- Injection instructions
- Side effects & solutions
- What to eat on treatment
- FAQs answered
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Is 73kg a Healthy Weight? Kilos in Stone Explained
Converting 73kg to stone is straightforward: 73kg equals 11 stones and 7 pounds (11st 7lbs). However, whether this weight is healthy depends entirely on your height. Using our free BMI calculator above, you can check your personal BMI instantly—the most reliable way to understand if 73kg puts you in a healthy range. This guide shows you how height affects whether 73kg is right for you, using NHS guidelines and practical examples.
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Calculate Your BMI Instantly
Enter your height and weight below. Supports both imperial (stone & lbs) and metric (kg). Results include NHS category, healthy weight range, and ethnicity adjustments.
What Is BMI and Why Does It Matter?
Body Mass Index (BMI) is the most widely used screening tool for assessing whether your weight falls within a healthy range. Used by the NHS, GPs, and weight management services across the UK, BMI provides a quick snapshot of your weight relative to your height. The formula is simple: your weight in kilograms divided by your height in metres squared (kg/m²).
While BMI isn't a perfect measure — it doesn't account for muscle mass, bone density, or fat distribution — it remains the standard first step in identifying potential weight-related health risks including type 2 diabetes, cardiovascular disease, high blood pressure, and certain cancers.
The NHS also recommends adjusted thresholds for people of South Asian, Chinese, or Black African heritage — a BMI of 23 or above is classified as overweight, and 27.5 as obese. Our calculator includes this adjustment as a one-click toggle.
Healthy Weight Ranges at Different Heights for 73kg
At 73kg, your health status depends on your height. Using the kg to stone conversion and metric to imperial weight calculations, here's how 73kg compares to NHS healthy weight ranges across common UK heights:
- At 1.65m (5ft 5in): BMI of 26.8 — overweight range. Healthy weight for this height: 50–68kg (7st 12lbs to 10st 10lbs)
- At 1.75m (5ft 9in): BMI of 23.9 — healthy weight range. Healthy weight for this height: 56–77kg (8st 11lbs to 12st 2lbs)
- At 1.85m (6ft 1in): BMI of 21.3 — healthy weight range. Healthy weight for this height: 63–87kg (9st 13lbs to 13st 9lbs)
The NHS BMI categories apply to all UK adults aged 18 and over. To convert kilograms to stone accurately for your own height, use the weight converter on this page or calculate your BMI directly above.
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How It Works
Three simple steps to understand your weight and take action.
Enter your height and weight in our free calculator. Get your BMI, NHS category, healthy weight range, and ethnicity-adjusted thresholds instantly.
If your BMI suggests you're overweight or obese, explore our GLP-1 calculators to project potential weight loss on Mounjaro or Wegovy.
Use our progress tracker to log your weight weekly, visualise your journey with charts, and stay motivated — all stored privately in your browser.
Free Weight Loss Tools & Guides
Everything you need to understand your weight, explore medication options, and track your progress — completely free.
NHS Guidance: What to Do If You're Outside the Healthy Range
The NHS defines a healthy BMI as 18.5 to 24.9 for most UK adults. If 73kg puts you outside this range, the good news is that even small changes support better health. The NHS recommends losing weight gradually at a rate of 0.5 to 1kg per week for sustainable results, alongside a balanced diet and increased physical activity. If you're concerned about your weight, speak to your GP—they can give personalised advice based on your overall health, family history, and any existing health conditions. Remember, weight in stone and kilos are just numbers; what matters most is how you feel and your individual health markers.
- Dual GIP/GLP-1 receptor agonist
- Up to 22.5% body weight loss (SURMOUNT-1)
- Weekly injection, dose escalation over 20+ weeks
- Available via private prescription in the UK
- Doses: 2.5mg → 5mg → 7.5mg → 10mg → 12.5mg → 15mg
- GLP-1 receptor agonist
- Up to 15–17% body weight loss (STEP trials)
- Weekly injection, 5-step dose escalation
- NHS & private prescription available
- Doses: 0.25mg → 0.5mg → 1mg → 1.7mg → 2.4mg
Mounjaro vs Wegovy: Head-to-Head
A side-by-side comparison of the two most popular GLP-1 weight loss medications available in the UK.
| Feature | Mounjaro | Wegovy |
|---|---|---|
| Drug class | Dual GIP/GLP-1 agonist | GLP-1 agonist |
| Active ingredient | Tirzepatide | Semaglutide |
| Avg. weight loss | 15–22.5% | 12–17% |
| Key trial | SURMOUNT-1 (2022) | STEP 1 (2021) |
| Max dose | 15 mg weekly | 2.4 mg weekly |
| Escalation period | 20–32 weeks | 16–20 weeks |
| Administration | Weekly injection (pen) | Weekly injection (pen) |
| NHS availability | Private prescription only | NHS & private |
| Approx. private cost | £150–£250/month | £150–£300/month |
| Common side effects | Nausea, diarrhoea, constipation | Nausea, vomiting, diarrhoea |
Data sourced from SURMOUNT-1 and STEP 1 clinical trials. Costs are approximate and vary by provider. Always consult a prescriber.
Am I Eligible for Weight Loss Medication?
In the UK, eligibility for GLP-1 weight loss medications like Mounjaro and Wegovy is based on your BMI and overall health profile.
- BMI of 30 or above (obese)
- Age 18 or over
- No contraindicated conditions
- Committed to lifestyle changes
- BMI of 27 or above
- Plus type 2 diabetes
- Or high blood pressure
- Or obstructive sleep apnoea
Use our BMI calculator to check whether your BMI falls within the eligible range.
How We Built These Tools
Every calculator and guide on myweightcheck is built with accuracy and transparency in mind. Our BMI calculator uses the standard WHO formula with NHS-aligned category thresholds. Our GLP-1 projections are modelled on published clinical trial data from SURMOUNT and STEP studies.
All data stays on your device. We don't require sign-ups, and we don't store your health information on any server. Your progress tracker saves data locally in your browser using localStorage, so only you can see it.
We're based in the UK and our tools are designed specifically for UK users — supporting stone & lbs by default, referencing NHS guidelines, using NICE-approved medication data, and linking to GPhC-registered pharmacies.
Frequently Asked Questions
Common questions about BMI, weight loss medications, and our free UK tools.
What is 73kg in stones and pounds?
73kg equals 11 stone and 7 pounds (11st 7lbs). To convert kilograms to stone, divide the kilogram weight by 6.35. You can also use our free weight converter above to switch instantly between kg, stone, and imperial measurements.
Is 73kg a healthy weight for me?
It depends on your height. Use our free BMI calculator above to check your personal BMI in seconds. A BMI between 18.5 and 24.9 is considered healthy by the NHS. At 1.75m, 73kg is healthy; at 1.65m, it's in the overweight range.
What is the healthy weight range for my height?
The healthy weight range varies by height. For example, at 5ft 7in (170cm), a healthy weight is approximately 52–70kg (8st 2lbs to 11st 0lbs). Calculate your personal healthy range using the BMI calculator on this page.
How can I check if 73kg is healthy for me?
Use our BMI calculator above to calculate your BMI instantly. You'll need your height and current weight. The calculator shows you how 73kg compares to NHS healthy ranges and provides context for your results.
What should I do if 73kg is above my healthy weight range?
If 73kg is above your healthy range, the NHS recommends gradual weight loss of 0.5–1kg per week through a balanced diet and increased physical activity. Speak to your GP for personalised advice, especially if you have any existing health conditions.
Ready to take control of your weight loss journey?
Start with a free BMI check, explore your GLP-1 options, or begin tracking your progress today. No sign-up. No cost. Just results.