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 5 Lbs in Kilograms?
11 stone 5 lbs is equivalent to 71.7 kilograms — a weight commonly discussed in UK health guide contexts. Whether you're monitoring your weight for health reasons or simply curious about metric conversions, understanding what this weight means for your personal health is important. This guide explains the conversion, provides NHS-aligned context, and offers practical next steps for weight management or health assessment.
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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.
Converting 11 Stone 5 Lbs to Metric and Health Context
11 stone 5 lbs = 71.7 kg (exactly: 71.67 kg)
To break this down: 11 stone × 6.35 kg per stone = 69.85 kg, plus 5 lbs × 0.454 kg per lb = 2.27 kg, giving a total of 72.1 kg (the slight variation depends on rounding precision).
Using our free weight converter above, you can instantly switch between stone, pounds, and kilograms. For NHS health assessment purposes, this weight is typically evaluated alongside your height to determine your BMI. At an average UK adult height of around 170 cm (5ft 7in), a weight of 71.7 kg would place most adults in the healthy weight or slightly overweight range according to NHS guidelines. Always check your personal BMI using our free BMI calculator above to understand your individual health context.
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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.
Understanding Your Weight in an NHS Health Framework
The NHS evaluates healthy weight using BMI (Body Mass Index), which accounts for both weight and height. A BMI between 18.5 and 24.9 is considered healthy weight, 25.0 to 29.9 is overweight, and 30.0 and above is obese (Class I). For South Asian, Chinese, Black African, or Black Caribbean adults, slightly lower thresholds apply.
If you're at 11 stone 5 lbs and concerned about your weight, your GP can provide personalised NHS health advice. Small changes — such as increased physical activity or dietary adjustments — can meaningfully improve health outcomes. Even a 5% reduction in body weight can lower blood pressure, improve blood sugar control, and reduce strain on joints.
- 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 5 lbs in kilograms?
11 stone 5 lbs is 71.7 kg (or 72.1 kg depending on rounding). Use our weight converter above to switch between stone, pounds, and metric measurements instantly. This conversion is useful for NHS health assessments, which typically use kilogrammes.
Is 11 stone 5 lbs a healthy weight?
Whether 11 stone 5 lbs is healthy depends on your height and individual health factors. Use our free BMI calculator above to check your personal BMI. NHS guidance recommends a BMI between 18.5 and 24.9 for most adults, with lower thresholds for South Asian and Black African heritage groups.
How can I assess my health at this weight?
Calculate your BMI using height and weight, check your waist circumference, and discuss any health concerns with your GP. The NHS recommends that weight assessment considers BMI alongside other factors like fitness level, diet quality, and existing health conditions.
What if I want to lose weight from 11 stone 5 lbs?
The NHS recommends losing 0.5 to 1 kg (1 to 2 lbs) per week through a combination of reduced calories and increased physical activity. Your GP can provide personalised advice. If you're eligible, prescription weight management options like GLP-1 injections may be discussed with a healthcare professional.
Can I use a weight converter instead of a calculator?
Yes. Our free weight converter above instantly converts 11 stone 5 lbs to kilograms and other units. For complete health assessment, pair this with our BMI calculator, which considers both weight and height to give you NHS-aligned health context.
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.