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 Does 11 Stone 9 Pounds Mean for Your Health?
11 stone 9 pounds is equivalent to approximately 74.4 kilograms — a weight that falls within the overweight category according to NHS guidelines for most UK adults. Understanding where your weight sits on the health scale is an important first step towards making informed decisions about your wellbeing. Whether you're tracking your weight for health reasons or simply curious about UK weight measurements, this guide provides NHS-aligned context to help you understand what this weight means for your individual health profile.
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.
How 11 Stone 9 Pounds Compares to NHS Health Guidelines
At 11 stone 9 pounds (74.4 kg), your health classification depends on your height and ethnicity. Using the BMI calculator on this page, you can instantly determine whether this weight falls into the healthy, overweight, or obese category for your specific height. For example, an adult who is 5ft 8in (173 cm) with a weight of 11 stone 9 pounds would have a BMI of approximately 28.1, which falls into the overweight category according to NHS guidelines. The healthy weight range for this height is approximately 8 stone 10 lbs to 11 stone 10 lbs (55–75 kg). If you are of South Asian, Chinese, Black African, or Black Caribbean heritage, the NHS recommends lower BMI thresholds due to higher health risks at lower weights. Your healthy weight range may differ, which is why calculating your personal BMI is essential. Weight is just one factor in overall health — waist measurement and fitness level also matter significantly.
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.
UK Resources and Next Steps for Weight Management
If you're concerned about your weight, your GP is the best starting point for personalised advice tailored to your age, health history, and individual circumstances. The NHS offers free support through its weight management programmes, available in most areas through primary care or specialist tier 3 services. You can use our free weight converter to track your weight across different units (stone, pounds, kg), and our BMI calculator provides instant health context. If you're considering weight loss, the NHS recommends a gradual approach of 0.5–1 kg per week for sustainable results. Your GP can also discuss whether prescription weight loss support might be appropriate for you and refer you to specialist services if needed.
- 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 9 pounds in kilograms?
11 stone 9 pounds equals approximately 74.4 kg. To calculate this: 11 stone = 69.85 kg, and 9 pounds = 4.08 kg, totalling 74.4 kg when combined.
Is 11 stone 9 pounds a healthy weight?
This depends on your height and ethnicity. Use our BMI calculator above to find your personal BMI. For most heights, 11 stone 9 pounds falls into the overweight category, but BMI varies significantly by how tall you are.
What's the healthy weight range for my height at 11 stone 9 pounds?
Your healthy weight range depends on your height. For example, at 5ft 8in, the healthy range is roughly 8 stone 10 lbs to 11 stone 10 lbs. Use our free BMI calculator to determine your personalised healthy weight range instantly.
Should I try to lose weight if I weigh 11 stone 9 pounds?
Weight loss is a personal decision best made with your GP. If your BMI indicates overweight or obesity, your GP can discuss whether weight loss would benefit your health and suggest appropriate support, which may include lifestyle changes or, in some cases, prescription treatments.
How can I track changes if I lose weight from 11 stone 9 pounds?
Use our free progress tracker to log your weight loss journey and monitor changes over time. You can also use our weight converter to track progress across different units (stone, pounds, kg) — whatever feels most meaningful to you.
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.