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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

118 Kilos in Pounds — Instant Conversion

118 kilos equals 260.1 pounds. If you need to convert kilograms to pounds for health tracking, medical records, or understanding your weight in imperial units, this straightforward conversion helps you switch between metric and imperial measurements. The UK uses both systems depending on context — while the NHS typically records weight in kilograms, many people prefer stone and pounds for personal tracking. Use our free weight converter above to instantly switch between kg, stone, and lbs for any weight value.

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.

118kg Conversion Table and Formula

118 kilograms = 260.1 pounds (lbs)

To convert 118kg to stone and pounds: 118kg equals approximately 18 stone 8 pounds (18st 8lbs).

Conversion formula: kg × 2.20462 = pounds. So 118 × 2.20462 = 260.1 lbs.

Here are nearby values for reference:

  • 115 kg = 253.5 lbs (18st 1lbs)
  • 116 kg = 255.7 lbs (18st 3lbs)
  • 117 kg = 257.9 lbs (18st 5lbs)
  • 118 kg = 260.1 lbs (18st 8lbs)
  • 119 kg = 262.3 lbs (18st 10lbs)
  • 120 kg = 264.6 lbs (18st 12lbs)
  • 121 kg = 266.8 lbs (19st 0lbs)
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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 and Health Context at 118kg

At 118kg, your BMI depends on your height. For example, an adult who is 1.75m (5ft 9in) tall would have a BMI of approximately 38.5, which falls in the obese (Class II) category according to NHS guidelines. An adult 1.80m (5ft 11in) tall at this weight would have a BMI of around 36.4.

This weight range may qualify you for support through NHS weight management services or prescription weight loss options if you have weight-related health conditions. Your GP can discuss personalised guidance. Even modest weight reduction of 5–10% can improve blood pressure, blood sugar control, and joint health. Try our free BMI calculator above to check your personal BMI based on your exact height, and use the GLP-1 weight loss calculator to see projected outcomes with lifestyle changes.

At 118kg, your BMI depends on your height. For example, an adult who is 1.75m (5ft 9in) tall would have a BMI of approximately 38.5, which falls in the obese (Class II) category according to NHS guidelines. An adult 1.80m (5ft 11in) tall at this weight would have a BMI of around 36.4.

This weight range may qualify you for support through NHS weight management services or prescription weight loss options if you have weight-related health conditions. Your GP can discuss personalised guidance. Even modest weight reduction of 5–10% can improve blood pressure, blood sugar control, and joint health. Try our free BMI calculator above to check your personal BMI based on your exact height, and use the GLP-1 weight loss calculator to see projected outcomes with lifestyle changes.

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 118kg in stone and pounds?

118kg equals approximately 18 stone 8 pounds (18st 8lbs). To convert kilos to stone manually, divide by 6.35029. This UK measurement system is commonly used for personal weight tracking alongside metric units used in healthcare settings.

Is 118kg overweight?

Whether 118kg is overweight depends on your height. At average UK adult heights (5ft 5in to 5ft 11in), 118kg typically falls in the overweight to obese range. Use our BMI calculator above to check your personal BMI — it takes your exact height into account for accurate context.

What is a healthy weight if I'm currently 118kg?

Healthy weight depends on your height and build. For someone 1.75m (5ft 9in) tall, a healthy weight range is approximately 56–76kg. For someone 1.80m (5ft 11in) tall, it's about 60–81kg. Your GP can discuss realistic targets based on your individual health.

Can I lose weight from 118kg with diet alone?

Sustainable weight loss typically combines reduced-calorie diet with increased physical activity. The NHS recommends losing 0.5–1kg per week. At 118kg, even a 5–10% reduction brings significant health benefits. Prescription weight loss support is available through NHS services or private assessment if you meet eligibility criteria.

What is 260 pounds in stone and kilos?

260 pounds equals approximately 18 stone 2 pounds (18st 2lbs) or about 117.9kg. To convert pounds to kg, divide by 2.20462. Use our weight converter above to instantly switch between all three units — kilograms, stone, and pounds.

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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