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Used by Mounjaro & Wegovy patients across the UK

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
Get the guide + free tracker — £1.99 →

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GLP-1 Medication Guide — 11 chapters, 100+ pages, NHS-aligned with free 52-week weight loss tracker calendar
Free · Instant · No sign-up required

What is 82kg in Stones?

82kg is equal to 12 stone 12.9 pounds (or 12st 13lbs when rounded). To convert kilograms to stone using the standard conversion formula, divide 82 by 6.35029. This weight falls in the overweight category for most UK adults, depending on your height. Using our free weight converter above, you can instantly switch between metric and imperial measurements. Understanding your weight in both stone and kilos helps you track progress and compare with NHS health guidelines, which typically reference kilograms for clinical measurements.

10,000+ calculations today · NHS-aligned thresholds · 100% free

26%of UK adults are living with obesityNHS Digital, 2023
64%of adults in England are overweight or obeseHealth Survey for England
£6.5bnannual cost of obesity to the NHSPublic Health England
4.7Mpeople in England eligible for weight loss drugsNICE estimates, 2024

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.

Below 18.5Underweight
18.5 – 24.9Healthy
25 – 29.9Overweight
30+Obese

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.

82kg to Stone Conversion Table

Here's how 82kg compares to nearby weights when converting between stone, pounds, and kilograms:

  • 78kg = 12st 4.9lbs
  • 79kg = 12st 6.8lbs
  • 80kg = 12st 8.7lbs
  • 81kg = 12st 10.6lbs
  • 82kg = 12st 12.9lbs
  • 83kg = 13st 0.8lbs
  • 84kg = 13st 2.7lbs
  • 85kg = 13st 4.6lbs
  • 86kg = 13st 6.5lbs
  • 87kg = 13st 8.4lbs

To convert any weight in kilos to stone, use this formula: kg ÷ 6.35029 = stone. So for 82kg: 82 ÷ 6.35029 = 12.92 stone. You can also use our free weight converter above to instantly switch between metric to imperial weight measurements.

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How It Works

Three simple steps to understand your weight and take action.

1Check Your BMI

Enter your height and weight in our free calculator. Get your BMI, NHS category, healthy weight range, and ethnicity-adjusted thresholds instantly.

2Explore Your Options

If your BMI suggests you're overweight or obese, explore our GLP-1 calculators to project potential weight loss on Mounjaro or Wegovy.

3Track Your Progress

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.

82kg BMI and Healthy Weight Context

At 82kg, your BMI depends entirely on your height. For example, at the average UK adult height of 1.75m (5ft 9in), 82kg gives a BMI of approximately 26.8 — falling into the overweight category according to NHS guidelines. At 1.80m (5ft 11in), the BMI would be around 25.3 (healthy weight range). Use our free BMI calculator on this page to check your personal BMI instantly. The NHS recommends a healthy BMI between 18.5 and 24.9 for most adults. If you're working toward weight loss, even a reduction of 5–10% of body weight can bring meaningful health benefits.

Mounjaro (Tirzepatide)
  • 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
Read our full Mounjaro guide →
Wegovy (Semaglutide)
  • 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
Read our full Wegovy guide →

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.

FeatureMounjaroWegovy
Drug classDual GIP/GLP-1 agonistGLP-1 agonist
Active ingredientTirzepatideSemaglutide
Avg. weight loss15–22.5%12–17%
Key trialSURMOUNT-1 (2022)STEP 1 (2021)
Max dose15 mg weekly2.4 mg weekly
Escalation period20–32 weeks16–20 weeks
AdministrationWeekly injection (pen)Weekly injection (pen)
NHS availabilityPrivate prescription onlyNHS & private
Approx. private cost£150–£250/month£150–£300/month
Common side effectsNausea, diarrhoea, constipationNausea, 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.

Standard eligibility
  • BMI of 30 or above (obese)
  • Age 18 or over
  • No contraindicated conditions
  • Committed to lifestyle changes
With comorbidities
  • 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 82kg to stones and pounds?

Divide 82 by 6.35029 to get stones. 82kg = 12.92 stone, which is 12 stone 12.9 pounds. Our weight converter tool above can do this instantly for any weight in kilograms, stones, or pounds.

Is 82kg a healthy weight?

It depends on your height and body composition. At average UK heights, 82kg often falls in the overweight category. Use our free BMI calculator to check your personal BMI and healthy weight range based on your specific height.

How much weight would I need to lose to reach a healthy BMI from 82kg?

This varies by height. At 1.75m, reaching a healthy BMI (24.9) would require losing about 8–10kg. Your GP or a healthcare professional can advise on a safe, sustainable approach to weight loss tailored to your individual circumstances.

What's the difference between stone and kilograms?

Stone is used in the UK and some Commonwealth countries; kilograms are the metric standard. 1 stone equals exactly 6.35029kg. UK adults often prefer stone for personal weight, whilst NHS records typically use kilograms for clinical accuracy.

Can I use this conversion for my BMI calculation?

Yes. Once you've converted your weight to kilograms (or kept it in kg), use our free BMI calculator above along with your height in centimetres or metres to get your accurate BMI result and NHS category.

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.

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