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 85 Kg In Stones And Pounds?
85 kilograms is equal to 13 stone and 5.8 pounds (or 13 st 5.8 lbs). To convert kilograms to stone, divide by 6.35029. At 85 kg, most UK adults would fall into the overweight or obese BMI category, depending on their height. Use our free BMI calculator above to check your personal BMI and see where 85 kg sits for your specific height. Understanding your weight in both metric and imperial measurements helps you track progress and compare with NHS health guidelines.
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.
85 Kg Conversion — Formula And Reference Table
Exact conversion: 85 kg ÷ 6.35029 = 13.39 stone (13 stone 5.8 lbs)
To convert kilograms to stone manually, simply divide the kilogram value by 6.35029. For metric to imperial weight conversions, you can also multiply kilograms by 2.20462 to get pounds (85 kg = 187.4 lbs).
Quick reference table — weights near 85 kg:
- 80 kg = 12 st 8 lbs
- 82 kg = 12 st 13.6 lbs
- 84 kg = 13 st 3.4 lbs
- 85 kg = 13 st 5.8 lbs
- 86 kg = 13 st 8.2 lbs
- 88 kg = 13 st 13 lbs
- 90 kg = 14 st 2 lbs
Having both measurements helps when reading NHS guidance, comparing diet plans, or using different health tools. Try our free weight converter above for instant conversions between kg, stone, and lbs.
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 85 Kg A Healthy Weight? BMI And Health Context
Whether 85 kg is healthy depends entirely on your height. At 85 kg, your BMI ranges from around 23 (if you're 6ft 2in / 188cm) to 33 (if you're 5ft 2in / 157cm). The NHS defines a healthy BMI as 18.5 to 24.9. At average UK heights, 85 kg typically falls into the overweight to obese range. Adults of South Asian, Chinese, Black African, or Black Caribbean heritage should use lower BMI thresholds (18.5–22.9 for healthy weight). Calculate your specific BMI using our free BMI calculator to understand your personal health context and whether your GP might recommend weight management support.
- 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 85 kg to stones manually?
Divide 85 by 6.35029 to get stones. 85 ÷ 6.35029 = 13.39 stone, which equals 13 stone and 5.8 pounds. You can also use our free weight converter above for gradual improvement between kg, stone, and lbs.
What is 85 kg in just pounds?
85 kg equals approximately 187.4 pounds. To convert kilograms to pounds, multiply by 2.20462. This is useful if you're reading American health information, though UK resources typically use stone and pounds together.
Is 85 kg overweight or obese?
It depends on your height. At 85 kg, your BMI could range from healthy to obese depending on how tall you are. Use our free BMI calculator above to find your personal BMI, then compare it against NHS guidelines (healthy weight is BMI 18.5–24.9 for most adults, or 18.5–22.9 for South Asian and other heritage groups).
What's a healthy weight if I'm 85 kg right now?
Your healthy weight range depends on your height. For example, at 5ft 8in (173cm), a healthy weight is approximately 55–74 kg. At 5ft 10in (178cm), it's 58–77 kg. Calculate your personal healthy weight range using our free BMI calculator, which also provides NHS-aligned guidance.
Can I use 85 kg for weight loss tracking?
Yes. Track your progress from 85 kg using our free progress tracker, which displays your weight in kg, stone, and lbs. Logging weekly measurements helps you monitor trends and stay motivated. Aim for sustainable loss of around 0.5–1 kg per week, as recommended by the NHS.
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.