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 9 in Kilograms?
10 stone 9 converts to approximately 67.6 kg using the standard UK weight conversion formula. This is a useful metric to understand if you're tracking your weight across different measurement systems, consulting NHS health information, or using health calculators that work in kilograms. Whether you're monitoring your health progress or simply need to convert your weight for a medical appointment, knowing your weight in both stone and kilograms helps you engage more fully with UK health guidance and your own health management.
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.
Converting 10 Stone 9 to Kilograms
To convert 10 stone 9 to kilograms, we use the standard conversion formula: multiply the total pounds by 0.453592 or divide stone and pounds separately, then add them together.
The calculation:
- 10 stone = 63.5 kg (10 × 6.35029)
- 9 pounds = 4.08 kg (9 × 0.453592)
- Total: 67.6 kg
You can also use our free weight converter above to switch instantly between kg, stone, and pounds. This is especially helpful if you need to track your weight across different measurement systems or prepare for medical appointments where your GP may use metric measurements.
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.
Is 10 Stone 9 a Healthy Weight?
Whether 10 stone 9 (67.6 kg) is healthy depends on your height and individual health factors. The NHS uses BMI (body mass index) as a screening tool: a healthy BMI range is 18.5 to 24.9 for most adults. For example, at 5 feet 5 inches (165 cm), a weight of 10 stone 9 gives a BMI of approximately 23.2 — within the healthy range. However, at 5 feet 2 inches (158 cm), the same weight would give a BMI of around 24.5 — still healthy but towards the upper end.
Use our free BMI calculator on this page to check your personal BMI and understand where your weight sits within NHS health categories. Your GP can also provide personalised advice about what weight is right for you based on your overall health picture.
- 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 9 to kilograms accurately?
Multiply the stone by 6.35029 and pounds by 0.453592, then add together. 10 stone × 6.35029 = 63.5 kg, plus 9 pounds × 0.453592 = 4.08 kg, totalling 67.6 kg. Our weight converter above does this instantly for any weight.
What BMI is 10 stone 9?
At 10 stone 9 (67.6 kg), your BMI depends on your height. For example: at 5ft 5in it's roughly 23.2 (healthy range); at 5ft 2in it's roughly 24.5 (healthy range). Calculate your exact BMI using our free calculator on this page.
Is 10 stone 9 considered overweight in the UK?
Not necessarily. The NHS BMI categories show healthy weight ranges for different heights. At 10 stone 9, whether you're in a healthy range depends on your height and build. Use the BMI calculator to check your personal category, then discuss with your GP if you have health concerns.
How does 10 stone 9 compare to average UK weight?
The average UK adult weighs around 85.7 kg for men and 71.6 kg for women. At 67.6 kg, 10 stone 9 is lighter than these averages, though healthy weight varies significantly by height, age, and muscle mass.
Can I track weight loss from 10 stone 9 using an app?
Yes. Our free progress tracker on this site lets you log your weight in stone or kilograms and monitor your progress over time. Tracking helps you stay motivated and identify trends in your weight management journey.
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.