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 84kg in Stone and Healthy Weight?
84kg is equivalent to 13 stone and 3 pounds (13st 3lbs). Whether you're checking your weight in UK measurements or understanding your health context, it's useful to know how this converts and what it means for your BMI. Using our free weight converter above, you can switch between kg, stone, and pounds instantly. For NHS health guidance on what weight range is healthy for your height, check your BMI using our free BMI calculator — this gives you personalised insight into whether 84kg falls within a healthy range for you specifically.
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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.
84kg in Stone — Conversion and Context
84kg converts to 13 stone 3 pounds (13st 3lbs) using the standard UK weight conversion. To break this down: 84kg ÷ 6.35029 = 13.23 stone, which equals 13 stone plus 0.23 × 14 pounds = 13 stone 3.2 pounds.
In pure pounds, 84kg = 185.2 lbs. If you prefer metric, 84kg is already in metric — but many UK adults find stone and pounds easier to visualise and track.
Our free weight converter on this page lets you convert 84kg to any unit instantly. This is helpful if you're following a diet programme, tracking progress with our free progress tracker, or comparing your weight across different measurement systems. UK health information often uses both kg and stone depending on the context — NHS clinical measurements typically use kg, but personal weight loss programmes and everyday conversations often use stone.
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.
84kg BMI and Healthy Weight Range
Whether 84kg is a healthy weight depends on your height. At 84kg, your BMI will fall into different categories depending on how tall you are. For example, someone who is 5ft 8in (173cm) with a weight of 84kg would have a BMI of approximately 28.1, which falls into the overweight range according to NHS guidelines (BMI 25–29.9). Someone who is 6ft (183cm) and weighs 84kg would have a BMI of around 25.1, which is in the healthy weight range (BMI 18.5–24.9).
Use our free BMI calculator above to enter your actual height and see where 84kg sits for you personally. The NHS healthy weight range varies by height — there is no one-size-fits-all answer. If you'd like personalised NHS guidance on healthy weight for your height, your GP can advise you based on your individual health profile and any weight-related health conditions.
- 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.
What is 84kg in stone and pounds?
84kg equals 13 stone and 3 pounds (13st 3lbs). This is the standard UK weight conversion. You can use our free weight converter on this page to convert 84kg to any unit instantly, including pounds (185.2 lbs) or back to kg.
Is 84kg a healthy weight?
Whether 84kg is healthy depends on your height. Someone 5ft 8in with 84kg has a BMI of 28.1 (overweight), while someone 6ft tall with 84kg has a BMI of 25.1 (healthy). Use our free BMI calculator above to check your personal BMI and see what NHS guidance says for your height.
What is the healthy weight range for someone who weighs 84kg?
The healthy weight range varies by height. According to NHS guidance, a healthy BMI is 18.5 to 24.9. For someone 5ft 8in tall, the healthy range is approximately 55–74kg. For someone 6ft tall, it's approximately 59–79kg. Your GP can advise on healthy weight for your specific height and health profile.
How do I track weight loss from 84kg?
Our free progress tracker on this page lets you log your weight and track changes over time. This is helpful whether you're aiming to lose weight through diet, exercise, or with support from your GP. The NHS recommends a sustainable loss of 0.5–1kg per week.
Is 84kg overweight in the UK?
At 84kg, whether you're in the overweight range depends on your height — this is why BMI (which accounts for both weight and height) is used rather than weight alone. Use our free BMI calculator to check your personal BMI, or ask your GP for personalised health guidance based on your individual circumstances.
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.