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 10 Stone 11 in Kilograms?
10 stone 11 pounds is equivalent to approximately 68.5 kilograms (or 150.9 pounds). This is a straightforward weight conversion using UK measurements, which remain the most common way adults discuss body weight in Britain. Whether you're tracking your weight, preparing for a GP appointment, or checking your health metrics against NHS guidance, understanding your weight in kilograms can be helpful for medical contexts and international comparisons. Use our free weight converter above to switch between any UK and metric measurements instantly.
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 Does 10 Stone 11 Compare to Healthy Weight?
At 68.5 kg, your BMI depends on your height. For context, the NHS defines a healthy BMI as 18.5 to 24.9 for most UK adults. If you're 5ft 6in (168 cm) tall, a weight of 10 stone 11 gives a BMI of approximately 22.1 — solidly within the healthy weight range. However, if you're 5ft 0in (152 cm), the same weight would give a BMI of around 30.3, placing you in the obese category. This highlights why height matters when interpreting weight. Use our free BMI calculator above to find your personal BMI instantly and see exactly where your weight sits on the NHS health scale for your specific height.
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 Your Weight in UK Health Context
Weight is just one health indicator — it doesn't account for muscle mass, bone density, or where fat is stored. The NHS also recommends checking your waist circumference as an additional health marker: over 94 cm (37 inches) for men or 80 cm (31.5 inches) for women signals increased health risk. If you're thinking about weight management, a GP can provide personalised advice based on your individual health, family history, and any weight-related conditions. Whether your goal is to maintain, lose, or gain weight, the most sustainable approach combines balanced nutrition, regular physical activity, and professional guidance where 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.
How do I convert 10 stone 11 to kg exactly?
Multiply the stone and pounds separately then add together. 10 stone = 63.5 kg, plus 11 pounds (4.99 kg) = 68.49 kg. Our weight converter handles this automatically for precision.
Is 10 stone 11 a healthy weight?
This depends entirely on your height. For someone 5ft 6in, it's healthy (BMI 22). For someone 5ft 0in, it's obese (BMI 30). Use our BMI calculator with your actual height to find out your personal BMI.
What's 10 stone 11 in pounds only?
10 stone 11 pounds equals 150.9 pounds (or 150 lbs 14 oz to be precise). Stone-to-pounds conversion: multiply stone by 14, then add any remaining pounds.
How much weight would I need to lose from 10 stone 11 to be a healthy weight?
This varies by height and your target BMI. At 5ft 6in, 10st 11 is already healthy. At 5ft 2in (a BMI of 27.5), losing just 5–10 pounds would move you into the healthy range. Your GP can advise on realistic targets.
Is 10 stone 11 considered overweight in the UK?
Not necessarily. At average UK heights (5ft 6in for women, 5ft 9in for men), 10st 11 is typically within or close to the healthy weight range. Height is the crucial factor — taller individuals may be healthy at this weight, shorter individuals may not be.
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.