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
Is 75.4 kg In Stone A Healthy Weight?
75.4 kilograms converts to 11 stone and 12 pounds using the standard kilogram to stone conversion formula. Whether this weight is healthy for you entirely depends on your height. An adult of 5ft 8in (173cm) at this weight would have a healthy BMI, but someone shorter or taller would fall into a different category. Use our free BMI calculator above to check where your weight falls on the NHS healthy weight scale, as your personal health depends on the relationship between weight and height, not weight alone.
10,000+ calculations today · NHS-aligned thresholds · 100% free
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.
Healthy Weight Ranges By Height
To determine if 75.4 kg is healthy, you need to know your height. The NHS uses BMI (body mass index) to define healthy weight ranges, which account for how weight and height interact. Here's how 75.4 kg compares at different heights:
- At 5ft 4in (163cm): BMI = 28.3 (overweight category). The healthy range at this height is 47–62 kg.
- At 5ft 8in (173cm): BMI = 25.2 (healthy weight category). The healthy range at this height is 52–70 kg.
- At 5ft 11in (180cm): BMI = 24.9 (just within healthy range). The healthy range at this height is 57–76 kg.
Your height makes a significant difference. Calculate your personal BMI using the converter on this page to see exactly where you stand against NHS guidelines.
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.
NHS Guidance And Next Steps
If your weight of 75.4 kg falls outside the healthy range for your height, the NHS recommends a gradual, sustainable approach to weight change. Remember that BMI has limitations — it doesn't distinguish between muscle and fat, so your individual context matters. Waist circumference is also important: men should aim below 94cm (37in), and women below 80cm (31.5in). If you're concerned about your weight or health, speak to your GP, who can provide personalised guidance and discuss whether any support or treatment might help. Sustainable weight change combines gradual dietary adjustment with increased physical activity.
- 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.
What is 75.4 kg in stone and pounds?
75.4 kg equals 11 stone and 12 pounds (11st 12lbs). To convert kilograms to stone, divide by 6.35. Our weight converter above can do this instantly for any weight value you need.
Is 75.4 kg a healthy weight?
It depends on your height. At 5ft 8in it's healthy; at 5ft 4in it's overweight; at 5ft 11in it's borderline healthy. Your BMI—calculated from weight and height together—determines this. Use our free BMI calculator to check your personal BMI instantly.
What's the healthy weight range for my height?
Healthy BMI is 18.5–24.9 according to NHS guidelines. Calculate your healthy range by multiplying your height in metres squared by 18.5 (lower bound) and 24.9 (upper bound). Our BMI calculator shows this automatically for your height.
What if my weight is outside the healthy range?
Start with sustainable changes: gradual calorie reduction and increased physical activity. The NHS recommends losing no more than 0.5–1 kg per week. Speak to your GP for personalised support. Your doctor can discuss options including lifestyle programmes or, if appropriate, prescription weight loss treatments.
Does BMI tell the whole story about health?
BMI is a useful screening tool but has limitations. It doesn't account for muscle mass, bone density, or where fat is stored. Waist circumference is also important for health risk. Your GP can give you a fuller picture of your individual health based on BMI, waist measurement, and other factors.
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.