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
Free tracker included with every download this week
What is 72.6kg in Stone and What's the BMI?
72.6kg is equivalent to 11 stone 5.2 pounds in UK measurements. However, your BMI (which indicates your health weight category) depends on your height. The same weight can fall into different NHS categories depending on how tall you are. Use our free BMI calculator above to find your exact BMI and health category based on your personal height and weight.
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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.
BMI at Different Heights for 72.6kg
At 72.6kg, your BMI varies significantly depending on your height. Here are typical BMI values across common UK adult heights:
- 5ft 2in (158cm): BMI 27.0 — Overweight category
- 5ft 5in (165cm): BMI 24.9 — Healthy weight (top of range)
- 5ft 8in (173cm): BMI 22.9 — Healthy weight
- 5ft 10in (178cm): BMI 21.6 — Healthy weight
- 6ft 0in (183cm): BMI 20.5 — Healthy weight
According to NHS guidelines, a healthy BMI is 18.5 to 24.9. At 72.6kg, whether you fall into the healthy weight, overweight, or obese category depends entirely on your height. Shorter individuals at this weight may exceed healthy ranges, while taller adults will likely be comfortably within them. To convert kilograms to stone accurately for your own height, use the weight converter on this page.
Clinically BackedWeight Loss
No appointments. No waiting rooms. Just care — from a UK-regulated online pharmacy.
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.
Understanding NHS BMI Categories
The NHS uses standardised BMI ranges to assess health weight status for UK adults:
- Below 18.5: Underweight
- 18.5 to 24.9: Healthy weight
- 25.0 to 29.9: Overweight
- 30.0 to 34.9: Obese (Class I)
- 35.0 and above: Severely obese
If you're of South Asian, Chinese, Black African, or Black Caribbean heritage, the NHS recommends lower thresholds. For these groups, a healthy BMI starts at 18.5 and healthy range ends at 22.9. BMI is a useful screening tool, but it has limitations — it doesn't distinguish between muscle and fat, and it doesn't account for where fat is stored. Your GP can give personalised health advice based on your individual circumstances.
- 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 72.6kg in stone and pounds?
72.6kg equals 11 stone 5.2 pounds (or approximately 11st 5lbs). To convert kilograms to stone, divide by 6.35029. You can use our free weight converter above to switch between metric and imperial measurements instantly for any weight.
Is 72.6kg a healthy weight?
Whether 72.6kg is healthy depends on your height. At 5ft 8in, this weight gives a BMI of 22.9 (healthy). At 5ft 2in, the BMI is 27.0 (overweight). Use our BMI calculator above to check your personal BMI based on your exact height.
What BMI do I have at 72.6kg?
Your BMI at 72.6kg ranges from about 20.5 (at 6ft tall) to 27.0 (at 5ft 2in). BMI = weight in kg ÷ height in metres squared. The weight converter and BMI calculator on this page can compute your exact BMI instantly when you enter your height.
How much weight loss would I need from 72.6kg to reach a healthy BMI?
This depends on your height. At 5ft 5in, you're already at a healthy BMI (24.9). At 5ft 2in, you'd need to lose approximately 3–5kg to reach 25.0 and transition to overweight. Your GP can advise on realistic, sustainable weight loss goals.
Does 72.6kg fall into the obese category?
No. At 72.6kg, you cannot reach the obese category (BMI 30+) unless you are significantly shorter than average — typically under 5ft 0in. For most adults, this weight falls into healthy or overweight ranges. Consult your GP for personalised assessment.
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.