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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
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What Is 74.3 Kg in Pounds? BMI at Different Heights

74.3 kg converts to 164 pounds (or 11 stone 10 lbs in UK measurements). However, your BMI—and what this weight means for your health—depends entirely on your height. The same weight can represent a healthy BMI for a taller person or an overweight category for someone shorter. Use our free BMI calculator above to find your exact BMI, then check it against NHS guidelines to understand your personal health context.

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.

74.3 Kg BMI at Common UK Heights

At 74.3 kg, your BMI varies significantly by height. Here are typical examples using the standard kilogram to stone conversion and BMI formula:

  • 160 cm (5ft 3in): BMI = 29.1 (Overweight)
  • 165 cm (5ft 5in): BMI = 27.3 (Overweight)
  • 170 cm (5ft 7in): BMI = 25.7 (Overweight)
  • 175 cm (5ft 9in): BMI = 24.2 (Healthy weight)
  • 180 cm (5ft 11in): BMI = 22.9 (Healthy weight)
  • 185 cm (6ft 1in): BMI = 21.7 (Healthy weight)

These examples show why height matters so much when converting kilograms to stone and interpreting what your weight means. Calculate your exact BMI using the tool above to get your personal result.

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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 Weight Context

According to NHS guidelines, a healthy BMI sits between 18.5 and 24.9. At 74.3 kg, whether you fall into the overweight or healthy category depends on your height—as shown in the examples above. It's important to note that BMI has limitations: it doesn't account for muscle mass versus fat, or where fat is stored on your body. Waist measurement is also relevant for health risk. For adults of South Asian, Chinese, Black African, or Black Caribbean heritage, the NHS recommends lower BMI thresholds. Your GP can provide personalised advice about what 74.3 kg means for your individual health. Use our weight converter to check your weight in different units.

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 74.3 kg in pounds exactly?

74.3 kg equals 163.8 pounds (or approximately 164 lbs). In UK stone and pounds, this is 11 stone 10 lbs. To convert kilograms to pounds, multiply by 2.20462. To convert to stone and pounds, divide by 6.35029 to get stone, then multiply the decimal by 14 for pounds.

Is 74.3 kg a healthy weight?

It depends on your height. At 74.3 kg, someone 175 cm tall has a healthy BMI of 24.2, while someone 160 cm tall has a BMI of 29.1 (overweight). Use our free BMI calculator above to find your exact BMI and see which NHS category you fall into.

How do I calculate my BMI at 74.3 kg?

BMI = weight (kg) ÷ height (m)². For example, at 1.75 m tall: 74.3 ÷ (1.75)² = 24.2. The BMI calculator on this page does this automatically—simply enter your height and weight.

What's the difference between metric to imperial weight conversion?

Metric uses kilograms (kg), imperial uses pounds (lbs). The UK uses both: we often talk about stone and pounds for body weight. 74.3 kg is 164 lbs or 11 stone 10 lbs. Our weight converter helps you switch between these measurements instantly.

Why does height matter for BMI at 74.3 kg?

BMI is calculated as weight divided by height squared. The same weight (74.3 kg) is distributed over different body heights, creating different BMI values. Taller people have lower BMI at the same weight. This is why BMI categories like "healthy weight" or "overweight" depend entirely on how tall you are.

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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