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
What's 174 Lbs in Kg and What Does Your BMI Mean?
174 lbs converts to approximately 78.9 kg. However, your BMI depends entirely on your height — the same weight gives a healthy BMI for a tall person but may fall into the overweight category for someone shorter. Use our free BMI calculator above to find your exact BMI by entering your height and weight. Understanding where your weight sits on the NHS health scale helps you make informed decisions about 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.
174 Lbs (78.9 kg) BMI at Different Heights
At 174 lbs (78.9 kg), your BMI varies significantly based on height. Here are typical examples:
- 5ft 4in (163cm): BMI of 29.5 — overweight (NHS category)
- 5ft 6in (168cm): BMI of 28.4 — overweight
- 5ft 8in (173cm): BMI of 27.4 — overweight
- 5ft 10in (178cm): BMI of 26.3 — overweight
- 6ft 0in (183cm): BMI of 25.3 — healthy weight
- 6ft 2in (188cm): BMI of 24.4 — healthy weight
To convert kilograms to stone, divide 78.9 by 6.35, which gives approximately 12 stone 6 lbs. The NHS healthy weight range for most adults is BMI 18.5–24.9. Individual results and health outcomes depend on many factors beyond BMI alone.
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.
Understanding Your BMI Category and Next Steps
The NHS BMI categories help identify whether your weight falls within a healthy range, but BMI has important limitations — it doesn't account for muscle mass, bone density, or where fat is stored. A waist measurement is equally important: men should aim for under 94cm (37in), women under 80cm (31.5in). If you're concerned about your weight or BMI, speak with your GP for personalised guidance. Our free weight converter tool makes it easy to switch between metric and imperial measurements for any weight.
- 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 174 lbs to kilograms exactly?
Multiply 174 by 0.453592 to get 78.9 kg. Alternatively, divide 174 by 2.20462 for the same result. Our free weight converter above lets you convert instantly between lbs, kg, and stone — just enter 174 and switch units.
Is 174 lbs a healthy weight?
That depends entirely on your height. At 174 lbs (78.9 kg), a person who is 6ft tall would have a healthy BMI of approximately 25.3, but someone 5ft 4in would have a BMI of 29.5, which falls into the overweight category. Use our BMI calculator to check your personal BMI instantly.
What does BMI mean?
BMI (Body Mass Index) is a screening tool that uses your weight and height to estimate whether your weight is in a healthy range according to NHS guidelines. However, BMI doesn't distinguish between muscle and fat, so it's not a complete picture of health on its own.
What is the healthy weight range for my height?
The NHS healthy BMI range is 18.5–24.9 for most adults. For your height, your GP can advise on a healthy weight target. Our free BMI calculator will show you the healthy weight range based on your specific height.
What's 174 lbs in stone?
174 lbs is approximately 12 stone 6 lbs (12st 6lbs). To convert any weight from lbs to stone, divide by 14, since one stone equals exactly 14 pounds. The weight converter on this page makes this conversion instant.
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.