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
Average Male Weight in the UK — Current Statistics and NHS Guidance
The average weight of an adult male in the UK is approximately 85.7 kg (13 stone 7 lbs), according to the latest Office for National Statistics data. This figure varies by age, height, and individual health factors. Understanding how your weight compares to UK averages is a useful health reference point, but what matters more is whether your weight falls within a healthy range for your specific height. Our free BMI calculator helps you check if your weight is healthy for you personally, regardless of national averages.
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.
UK Male Weight Statistics and What They Mean
According to recent NHS and Office for National Statistics data, the average UK male weighs 85.7 kg (13 stone 7 lbs) with an average height of approximately 175.3 cm (5 feet 9 inches). This gives an average BMI of around 27.9, which falls in the overweight category according to NHS guidelines. However, "average" does not mean "healthy" — many UK men are overweight or obese, which reflects broader population trends rather than optimal health. Individual variations are significant: younger men tend to weigh less than older men, and body composition (muscle vs. fat) varies considerably. The key point is that your personal healthy weight depends on your height, age, muscle mass, and individual health factors, not on the national average. Use our free BMI calculator and weight converter to find your healthy weight range based on your specific height and 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.
NHS Healthy Weight Guidance for Men
For an average UK male height of 5 feet 9 inches (175 cm), a healthy weight range is approximately 65–82 kg (10 stone 3 lbs to 12 stone 12 lbs), according to NHS weight management guidance. A BMI between 18.5 and 24.9 is considered healthy for adult men. If you're above this range, even modest weight loss of 5–10% of your current body weight can significantly improve blood pressure, blood sugar control, and cardiovascular health. The NHS recommends sustainable weight loss of 0.5–1 kg per week through a combination of dietary changes and increased physical activity. If you're concerned about your weight or have existing health conditions, your GP can provide personalised advice and discuss weight management options appropriate for you.
- 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.
Is 85.7 kg a healthy weight for all UK men?
No. The average UK male weight of 85.7 kg is not necessarily healthy — it simply reflects the current population average. A healthy weight depends entirely on your height, age, and body composition. For an average height of 5 feet 9 inches, healthy weights typically range from 65–82 kg. Use our BMI calculator to check your personal healthy range based on your height.
How does UK average male weight compare to other countries?
UK adult men are heavier on average than men in many European countries, reflecting global trends in weight gain. However, international comparisons are less important than your personal health. Focus on whether your weight is healthy for your height using NHS guidelines rather than how it compares to other countries.
What if I'm heavier than the UK average — does that mean I'm unhealthy?
Not necessarily. Weight depends on height, muscle mass, and individual factors. Someone heavier than the average but with healthy BMI and fitness levels may be healthier than someone lighter. Use our BMI calculator and speak to your GP about your personal health, not just the average figure.
How can I work out my healthy weight range?
Your healthy weight range depends on your height. For most UK adults, a BMI between 18.5 and 24.9 is considered healthy. Use our free BMI calculator to enter your height and find your personal healthy weight range. Our weight converter also helps switch between kg, stone, and pounds.
What should I do if I'm concerned about my weight?
Start by calculating your BMI using our free calculator on this page. If you're outside the healthy range or have health concerns, speak to your GP. They can assess your individual situation, discuss weight management options, and provide personalised health guidance tailored to you.
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.