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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 69.4 Kg in Stones and Pounds?

69.4 kg is equivalent to 10 stone and 13.5 pounds (or approximately 10st 13lbs) in UK measurements. However, whether this weight is healthy depends entirely on your height. Using our free BMI calculator above, you can check your personal BMI instantly by entering your height. The same weight gives very different BMI results for different heights — ranging from underweight to overweight depending on how tall you are.

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.

What BMI Does 69.4 Kg Give at Different Heights?

To understand what 69.4kg means for your health, you need to calculate your BMI, which divides weight by height squared. Here's what 69.4kg gives you at common UK heights:

  • 160 cm (5ft 3in): BMI 27.0 — overweight range
  • 165 cm (5ft 5in): BMI 25.5 — overweight range
  • 170 cm (5ft 7in): BMI 24.0 — healthy weight range
  • 175 cm (5ft 9in): BMI 22.6 — healthy weight range
  • 180 cm (5ft 11in): BMI 21.4 — healthy weight range
  • 185 cm (6ft 1in): BMI 20.3 — healthy weight range

Use our weight converter to switch between metric and imperial measurements, or try our BMI calculator for your exact height to see where you fall on the NHS scale.

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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.

Understanding NHS BMI Categories and Limitations

The NHS categorises BMI as follows: below 18.5 is underweight, 18.5–24.9 is healthy weight, 25–29.9 is overweight, and 30 or above is obese. At 69.4kg, your category depends on your height — someone 160cm tall would be overweight, while someone 180cm tall would be healthy. However, BMI has important limitations: it doesn't distinguish between muscle and fat, so muscular individuals may have a higher BMI without excess fat. Your GP can provide personalised advice about your weight range and any health actions needed.

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.

Is 69.4 kg a healthy weight?

It depends on your height. At 69.4kg, a person who is 170cm tall has a healthy BMI of 24.0, but someone 160cm tall would have a BMI of 27.0 (overweight). Use the BMI calculator on this page with your exact height to find your personal result.

How do I convert 69.4 kg to stones and pounds?

69.4kg equals 10 stone and 13.5 pounds (10st 13lbs). To convert kilograms to stone, divide by 6.35; to get pounds, multiply the remainder by 14. Our weight converter above can do this instantly for any weight.

What should I do if my BMI is in the overweight range?

If your BMI is between 25 and 29.9, the NHS recommends discussing your weight with your GP, who can assess your individual health. Small changes to diet and physical activity can make a difference. Your GP may suggest support programmes or other options tailored to you.

Why does height matter so much for BMI?

BMI divides weight by height squared, so even small height differences create large BMI changes. A person who is 160cm tall and weighs 69.4kg has a very different BMI than someone 180cm tall at the same weight, because the taller person is distributing that weight over a larger frame.

Are there other ways to assess weight health besides BMI?

Yes. The NHS also recommends checking waist circumference — over 94cm (37in) for men or 80cm (31.5in) for women suggests increased health risk. Body composition, fitness level, and overall health also matter. Your GP can give you a complete health assessment beyond BMI alone.

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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