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
9.5 Stone to Pounds — What's Your BMI?
9.5 stone is equivalent to 133 pounds (approximately 60.3 kg). However, your BMI — the key measure of whether this weight is healthy — depends on your height. At different heights, 9.5 stone can fall into different NHS BMI categories, from healthy weight to overweight. Use our free BMI calculator above to find your exact BMI instantly, or read on to see what BMI this weight gives at various heights across the UK population range.
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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.
9.5 Stone BMI at Different Heights
Your BMI depends entirely on your height. At 9.5 stone (133 lbs or 60.3 kg), here's what your BMI would be at common UK heights:
- 5ft 0in (152cm): BMI 26.1 — overweight range
- 5ft 4in (163cm): BMI 22.8 — healthy weight range
- 5ft 6in (168cm): BMI 21.5 — healthy weight range
- 5ft 10in (178cm): BMI 19.1 — healthy weight range
- 6ft 0in (183cm): BMI 17.9 — underweight range
To convert kilograms to stone or check your personal BMI, use the weight converter and BMI calculator on this page — just enter your height and weight to see where you fall on the NHS scale. Remember, BMI is a screening tool; your GP can give you personalised health context based on your individual circumstances.
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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.
NHS BMI Categories and What They Mean
The NHS defines five BMI categories for UK adults:
- Under 18.5: Underweight
- 18.5–24.9: Healthy weight
- 25.0–29.9: Overweight
- 30.0–34.9: Obese (Class I)
- 35.0+: Severely obese (Class II and III)
At 9.5 stone, whether you're in a healthy range depends on your height and frame. BMI has limitations — it doesn't distinguish muscle from fat, and for South Asian, Chinese, Black African, or Caribbean communities, the NHS recommends lower thresholds due to higher health risks at the same BMI. Your GP can discuss what's appropriate for your individual health profile.
- 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 9.5 stone to kilograms?
Multiply 9.5 by 6.35029. This equals approximately 60.3 kg. You can use our free weight converter above to convert stone, pounds, and kilograms instantly. It's the quickest way to switch between metric and imperial weight measurements.
Is 9.5 stone a healthy weight for me?
That depends on your height. At 5ft 6in, 9.5 stone is healthy. At 5ft 0in, it's overweight. Use the BMI calculator on this page with your actual height to find out. Your GP can also give you personalised advice based on your overall health and medical history.
What if I'm South Asian or Black African heritage?
The NHS recommends different BMI thresholds for South Asian, Chinese, Black African, and Caribbean adults because these groups face higher health risks at lower BMI levels. Your healthy weight range may start at a lower threshold. Discuss this with your GP for guidance specific to you.
Why does BMI change based on height?
BMI measures weight relative to height squared — so taller people can weigh more while staying in a healthy range. A 5ft 10in adult at 9.5 stone has a healthy BMI because their height distributes the weight differently than a 5ft 0in adult carrying the same weight.
What's the best way to track weight changes?
Use our free progress tracker on MyWeightCheck to log your weight over time. Tracking progress helps you see trends beyond single measurements. Combine this with regular BMI checks using the calculator on this page to monitor whether your weight changes are moving you towards a healthier range.
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.