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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 →

Free tracker included with every download this week

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

80.6 Kg in Lbs — Convert Your Weight

80.6 kilograms is equal to 177.6 pounds (or 12 stone 7.6 lbs in UK measurements). Whether you're tracking health metrics, comparing international weight measurements, or checking your body mass index, understanding your weight in both metric and imperial units is helpful. Our free weight converter makes it easy to switch between kilos in stone, pounds, and other measurements. At this weight, your health context depends on your height and overall body composition — use our BMI calculator above to find your personal BMI and see where you fall on NHS guidelines.

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.

80.6 Kg to Lbs Conversion Formula & Reference Table

80.6 kg = 177.6 lbs (or 12 stone 7.6 lbs)

To convert kilograms to pounds, multiply the kilogram value by 2.20462. The formula is: 80.6 × 2.20462 = 177.6 lbs.

Here are nearby weights for quick reference:

  • 76 kg = 167.6 lbs (12st 0.6lbs)
  • 78 kg = 171.9 lbs (12st 3.9lbs)
  • 80 kg = 176.4 lbs (12st 8.4lbs)
  • 80.6 kg = 177.6 lbs (12st 7.6lbs)
  • 82 kg = 180.8 lbs (12st 12.8lbs)
  • 84 kg = 185.2 lbs (13st 2.2lbs)
  • 86 kg = 189.6 lbs (13st 7.6lbs)

To convert stone to kg, use the metric to imperial weight conversion in reverse: divide pounds by 2.20462, or divide stone and pounds by 6.35029. Our free weight converter above handles all these calculations instantly.

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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.

BMI & Health Context at 80.6 Kg

At 80.6 kg, your health status depends entirely on your height. For example, at an average UK male height of 1.75m (5ft 9in), 80.6 kg gives a BMI of approximately 26.3 — which falls in the overweight range (25–29.9) according to NHS guidelines. At a height of 1.65m (5ft 5in), the same weight gives a BMI of around 29.6 — still overweight but closer to the obese threshold (30+).

A healthy weight range at 1.75m is approximately 56–77 kg (8st 12lbs to 12st 2lbs). If you're above this range, even a modest 5–10% weight reduction can improve blood pressure, blood sugar control, and overall cardiovascular health. Use our BMI calculator to check your personal category and see the healthy weight range for your specific height.

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.

What is 80.6 kg in stones and pounds?

80.6 kg is 12 stone 7.6 pounds (12st 7.6lbs). To convert, divide kilograms by 6.35029 to get stone, then multiply the decimal by 14 to get additional pounds. The weight converter on this page calculates this instantly for any weight.

Is 80.6 kg a healthy weight?

It depends on your height. At 1.75m (5ft 9in), 80.6 kg gives a BMI of 26.3 (overweight). At 1.65m (5ft 5in), it's a BMI of 29.6 (also overweight). Check your personal BMI using our free calculator above to see whether you fall into a healthy range for your specific height.

How do I convert kg to stone accurately?

Divide the kilogram value by 6.35029. For 80.6 kg: 80.6 ÷ 6.35029 = 12.69 stone. Multiply the decimal (0.69) by 14 to get pounds: 0.69 × 14 = 9.6 lbs. Our free weight converter does this calculation for you.

What weight should I aim for at my height?

A healthy BMI is 18.5–24.9 according to NHS guidelines. Your healthy weight range depends on your height — use our BMI calculator to see the target range for you. Even a 5–10% weight reduction from 80.6 kg can bring meaningful health benefits.

How does 80.6 kg compare to average UK adult weight?

The average UK adult man weighs approximately 85.7 kg and the average woman approximately 71.6 kg. At 80.6 kg, you're close to the average male weight but below average if female. However, "healthy" varies by height, muscle mass, and individual factors — your BMI is more relevant than raw numbers.

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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