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 82.4 kg in stone?
82.4 kg is equal to approximately 12 stone and 13.5 pounds. To convert kilograms to stone, you divide the kilogram value by 6.35029. At 82.4 kg, you're in the overweight category according to NHS guidelines for most adults, though your personal health context depends on your height, age, and overall fitness. Use our free BMI calculator above to check where you fall on the health weight spectrum at your specific height.
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.
Quick conversion and nearby values table
82.4 kg = 12 stone 13.5 lbs (or approximately 13 stone)
To convert kilograms to stone, divide by 6.35029. This kilogram to stone conversion works for any weight value. The formula is simple: kg ÷ 6.35029 = stone.
Here are nearby weight conversions to help you find related values:
- 80 kg = 12st 8.5lbs
- 81 kg = 12st 11.3lbs
- 82 kg = 12st 13.1lbs
- 82.4 kg = 12st 13.5lbs
- 83 kg = 13st 0.9lbs
- 84 kg = 13st 2.7lbs
- 85 kg = 13st 5lbs
If you prefer pure stone and pounds, the conversion table above shows how weight in stone is typically expressed in UK 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.
BMI and healthy weight context at 82.4 kg
At 82.4 kg, your BMI depends entirely on your height. For example, an adult who is 170 cm (5ft 7in) tall would have a BMI of approximately 28.5, which falls in the overweight category. An adult who is 180 cm (5ft 11in) tall would have a BMI of around 25.4, in the healthy weight range.
Use our free weight converter and BMI calculator to find your exact health category. The NHS recommends a healthy BMI between 18.5 and 24.9 for most adults. Even a modest weight loss of 5–10% can improve blood pressure, blood sugar control, and overall health markers.
- 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 82.4kg to stone and pounds?
Divide 82.4 by 6.35029 to get stone, then multiply the decimal by 14 to get pounds. 82.4 ÷ 6.35029 = 12.96 stone, which is 12 stone and 13.5 pounds. Our weight converter above makes this instant and automatic for any weight value.
Is 82.4 kg a healthy weight for an adult?
It depends on your height. At 82.4 kg, you may be overweight or healthy depending on how tall you are. Calculate your BMI using our free BMI calculator to see where you fall on NHS guidelines. A GP can give personalised advice about your healthy weight range.
How much weight would I need to lose to reach a healthy BMI from 82.4 kg?
This varies by height and your target BMI. Use our BMI calculator at your height to find your healthy weight range, then calculate the difference. For most adults, losing 5–10% of body weight produces meaningful health benefits. A GP or registered dietitian can provide personalised guidance.
What's the difference between stone and kilogram measurements?
Stone is a traditional UK unit (1 stone = 14 pounds = 6.35 kg). Kilograms are metric. The NHS uses both in clinical practice. UK adults often think in stone for personal weight, but medical measurements use kilograms. Our weight converter handles both instantly.
Can I use the weight converter to check BMI automatically?
Yes. Enter your weight and height into our free BMI calculator above to instantly see your BMI, healthy weight range, and health category according to NHS guidelines. The tool works with kg, stone, pounds, and metric or imperial heights.
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.