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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Convert 11 Stone 8 Lbs to Kilograms
11 stone 8 lbs equals 73.48 kg — a straightforward conversion using the standard UK to metric formula. If you're checking your weight in different units or comparing your health against NHS guidance, understanding how to convert between stone and kilograms is essential. This UK health guide walks you through the conversion, explains what this weight means for your health, and shows you how to use our free weight converter and BMI calculator to get personalised health insights.
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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.
How to Convert 11 Stone 8 Lbs to Kg
Converting 11 stone 8 lbs to kilograms uses the standard metric conversion formula. Stone to kg: multiply stone by 6.35029. Pounds to kg: multiply pounds by 0.453592. For 11 stone 8 lbs: (11 × 6.35029) + (8 × 0.453592) = 69.885 + 3.629 = 73.48 kg.
- 11 stone = 69.88 kg
- 8 lbs = 3.63 kg
- Total = 73.48 kg
This conversion is used by NHS clinicians, health professionals, and online health tools across the UK. Whether you're tracking your weight for health reasons, using a weight management programme, or simply comparing measurements between UK and metric systems, 73.48 kg is the accurate figure for 11 stone 8 lbs.
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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.
What Does 11 Stone 8 Lbs Mean for Your Health?
At 73.48 kg, your health context depends on your height and age. Using our free BMI calculator, you can instantly determine whether this weight falls in the healthy range for you. For example, if you're 1.70m tall (5ft 7in), a weight of 73.48 kg gives a BMI of approximately 25.4, which is slightly into the overweight category according to NHS guidelines. If you're taller, your BMI will be lower and likely healthier. The NHS recommends a healthy BMI between 18.5 and 24.9 for most adults, though lower thresholds apply to people of South Asian, Chinese, Black African, or Black Caribbean heritage. Your GP can provide personalised advice about what this weight means for your individual health.
- 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 11 stone 8 lbs in kg exactly?
11 stone 8 lbs equals 73.48 kilograms. This uses the standard conversion: 11 stone × 6.35029 = 69.88 kg, plus 8 lbs × 0.453592 = 3.63 kg. The total is 73.48 kg. Use our free weight converter above for instant conversions between any units.
Is 11 stone 8 lbs a healthy weight?
It depends on your height and age. At 73.48 kg, calculate your BMI using our free BMI calculator on this page. A healthy BMI is 18.5–24.9 according to NHS guidance. If you're concerned about your weight, speak to your GP for personalised health advice.
Why do we still use stone and pounds in the UK?
Stone and pounds remain the preferred measurements for body weight in the UK, even though the metric system is standard elsewhere. Most UK adults think in terms of stone, and many health programmes and scales use these units. However, NHS clinicians use kg for medical records and BMI calculations.
How do I convert stone to kg for other weights?
Divide the weight in stone by 6.35029 to get kilograms. For example, 10 stone ÷ 6.35029 = 63.5 kg. For mixed measurements (stone and pounds), convert each separately then add them together. Our weight converter tool above makes this instant and easy.
Should I lose weight at 11 stone 8 lbs?
Whether weight loss is needed depends on your height, health status, and medical history — not weight alone. Calculate your BMI using the free calculator on this page, then discuss the result with your GP. They can advise whether weight management would benefit your health.
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.