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 11 Stone in Kilograms?
11 stone is equivalent to approximately 69.9 kilograms (or 154 pounds). This conversion is useful for understanding your weight across different measurement systems, as the UK uses stone and pounds while most clinical health guidance refers to kilograms. Whether you're tracking your health, checking your BMI, or following NHS health guidance, converting between stone and kg helps you access the full range of UK health information and make sense of your personal health metrics.
10,000+ calculations today · NHS-aligned thresholds · 100% free
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.
11 Stone Weight Conversion & BMI Context
11 stone converts to 69.9 kg using the standard conversion formula: stone × 6.35029 = kg. In pounds, 11 stone equals 154 lbs (11 × 14 = 154). This weight sits in different BMI categories depending on your height — use our free BMI calculator above to find your personal BMI instantly.
- Height 5ft 6in (168cm): BMI of approximately 25.1 — just into the overweight range
- Height 5ft 8in (173cm): BMI of approximately 23.4 — healthy weight category
- Height 5ft 10in (178cm): BMI of approximately 21.8 — healthy weight category
Your actual BMI depends on your height. According to NHS guidance, a healthy BMI is between 18.5 and 24.9 for most UK adults, though lower thresholds apply for adults of South Asian, Chinese, Black African, or Black Caribbean heritage.
Clinically BackedWeight Loss
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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.
Is 11 Stone a Healthy Weight?
Whether 11 stone is a healthy weight depends entirely on your height and overall health. For taller adults (5ft 8in and above), 11 stone typically falls within a healthy weight range. For shorter adults, it may indicate being overweight. The NHS recommends using your BMI alongside waist circumference to assess health risk — waist measurements over 80cm for women or 94cm for men indicate increased health risk regardless of BMI.
If you're concerned about your weight or health, your GP can provide personalised NHS guidance. You can also use our free weight converter and BMI calculator on this page to check your metrics and explore healthy weight ranges for your specific height and build.
- 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.
How do I convert 11 stone to kilograms?
Divide 11 stone by 0.157473 (or multiply by 6.35029) to get 69.9 kg. Use our free weight converter above for instant conversions between stone, kg, and pounds — it's quick and accurate for all UK weight measurements.
What is my BMI at 11 stone?
Your BMI at 11 stone depends on your height. For example, at 5ft 8in your BMI is approximately 23.4 (healthy), but at 5ft 4in it's approximately 25.3 (overweight). Use our free BMI calculator above to calculate your exact BMI based on your height.
Is 11 stone overweight for an adult?
Not necessarily. At 11 stone, a person over 5ft 8in is typically within a healthy weight range, while someone shorter may be overweight. NHS guidelines use BMI (calculated from both weight and height) to assess weight category, not weight alone. Your GP can advise if your weight is healthy for you.
What should my weight be at my height?
Healthy weight ranges vary by height. At 5ft 6in, healthy weight is roughly 8st 5lb to 10st 7lb. At 5ft 10in, it's about 9st 8lb to 11st 12lb. Calculate your personalised healthy weight range using our free BMI calculator on this page.
Can I use 11 stone as a weight loss target?
Only your GP or a healthcare professional can advise if 11 stone is an appropriate weight target for you. Weight loss should be gradual (0.5–1kg per week) and based on your individual health. Track your progress safely using our free progress tracker tool.
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.