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
Converting Feet to Pounds in UK Health Context
Feet and pounds are imperial measurements still commonly used in the UK, though NHS health services increasingly use metric units (kilograms and centimetres). If you're tracking your weight or health metrics, understanding how feet relate to pounds — and how both convert to metric — is essential for using UK health guidance. MyWeightCheck helps you convert between all measurement systems and understand what your measurements mean for your health.
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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.
Understanding Feet and Pounds in UK Health
In the UK, height is often measured in feet and inches, whilst weight is typically expressed in stone and pounds or kilograms. These are imperial measurements that remain part of everyday UK culture, even though NHS health services and clinical guidance primarily use metric (kg and cm).
- 1 foot = 12 inches (exactly)
- 1 pound (lb) = 0.453592 kg
- 1 stone = 14 pounds (exactly)
- Height example: 5 feet 8 inches = 173 cm
- Weight example: 12 stone 0 lbs = 76.2 kg
To convert your height from feet to centimetres for NHS health guidance, multiply feet by 30.48 and add inches multiplied by 2.54. For weight, convert pounds to kilograms by dividing by 2.20462. Our free weight converter above instantly handles these calculations, saving time and reducing errors when checking your BMI or healthy weight range against nhs guidance.
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.
Why Height and Weight Conversions Matter for Your Health
Understanding your measurements in both imperial and metric units helps you engage fully with UK health information. Your GP may discuss weight in either system, but NHS health thresholds and BMI categories are calculated using kilograms and metres. If you know your height in feet and inches and weight in stone and pounds, converting to metric ensures you can accurately check your BMI and understand whether you fall into a healthy weight range.
Use our free BMI calculator above to instantly see your BMI in context, or use the weight converter to translate your measurements. Knowing both systems also helps if you're reading health articles, attending health appointments, or tracking progress with our free progress tracker — consistency across measurements ensures accuracy.
- 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 5 feet 9 inches to centimetres?
Multiply feet by 30.48 and inches by 2.54, then add them together. 5 feet 9 inches = (5 × 30.48) + (9 × 2.54) = 152.4 + 22.86 = 175.26 cm. Use our weight converter tool above for instant conversions.
What's the difference between stone, pounds, and kilograms?
Stone and pounds are imperial units used in the UK; 1 stone = 14 pounds exactly. Kilograms are metric. 1 lb = 0.453592 kg, and 1 stone = 6.35029 kg. NHS health services use kilograms for clinical measurements.
Why does NHS use metric measurements instead of imperial?
Metric measurements (kg and cm) are the international standard for clinical practice and research. This allows consistency across healthcare systems and makes it easier to apply evidence-based NHS guidance to your individual health.
How do I find my healthy weight range if I'm 5 feet 10 inches tall?
First convert to metres: 5'10" = 1.78m. Then multiply by the healthy BMI range: 18.5 × (1.78)² = 58.6 kg and 24.9 × (1.78)² = 78.8 kg. That's your healthy weight range. Our BMI calculator calculates this instantly above.
Can I use feet and pounds measurements with weight loss calculators?
Most health tools, including our GLP-1 weight loss calculator, work with metric units (kg). Convert your measurements first using our weight converter above, then enter the metric values into any calculator for accuracy.
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.