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 Weight for a 6ft 3in Man — UK Health Context
For a man who is 6ft 3in (190cm) tall, the average UK weight is approximately 88–92 kg (13st 12lbs to 14st 6lbs). However, what matters more than average is your healthy weight range, which is based on BMI rather than age or general population data. According to NHS guidelines, a healthy weight range for someone 6ft 3in is between approximately 55 kg and 75 kg (8st 9lbs to 11st 10lbs). Your ideal body weight depends on your individual health, muscle mass, and frame size — not just population averages. Use our free BMI calculator above to check where your current weight sits within the healthy range for your height.
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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.
Healthy Weight Range for 6ft 3in — BMI-Based Guide
A healthy weight range for a man 6ft 3in (190cm) tall is based on a BMI of 18.5 to 24.9, which translates to approximately:
- Lower healthy limit: 55 kg (8st 9lbs)
- Upper healthy limit: 75 kg (11st 10lbs)
- Midpoint (ideal reference): 65 kg (10st 3lbs)
This healthy weight calculator range is published by the NHS and applies regardless of your age — though building and maintaining lean muscle becomes more important as you get older. At 6ft 3in, you have a larger frame than average, so carrying slightly more weight may be appropriate if you have significant muscle mass. The average UK weight for men of this height is higher than the healthy range, reflecting that many UK men are overweight or obese by BMI classification. Using our weight converter, you can quickly translate between kg, stone, and pounds to track your weight in whichever unit you prefer.
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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.
Using BMI to Find Your Healthy Weight
Your nhs healthy weight range is calculated using the BMI formula: weight (kg) ÷ height (m)². At 6ft 3in (1.90m), a BMI of 18.5 gives you approximately 55 kg, and a BMI of 24.9 gives you approximately 75 kg. Rather than aiming for a single "ideal weight," it's more helpful to work within this range based on how you feel and your health markers. Try our free BMI calculator on this page to enter your current weight and see exactly where you fall within the healthy range — it will also show you how much weight change might be needed to reach a healthy BMI. Remember that BMI is a screening tool and doesn't account for muscle mass, so a very muscular man might have a higher BMI that is still healthy.
- 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 the healthy weight range for a 6ft 3in man?
According to NHS guidelines, a healthy BMI for adults is 18.5 to 24.9. For a man 6ft 3in (190cm) tall, this translates to a healthy weight range of approximately 55 kg to 75 kg (8st 9lbs to 11st 10lbs). Your ideal weight within this range depends on your individual muscle mass and frame size.
Is the average UK weight the same as a healthy weight?
No. The average UK weight for a man around 6ft 3in is approximately 88–92 kg, which is higher than the NHS healthy weight range. This reflects that many UK adults are overweight or obese by BMI standards. Health is based on BMI thresholds, not population averages.
How do I calculate my healthy weight for my height?
Use our free BMI calculator above — enter your height and current weight, and it will show you your BMI and healthy weight range. Alternatively, a healthy BMI of 24.9 multiplied by your height in metres squared gives your upper healthy weight limit.
Does muscle mass affect what a healthy weight should be?
Yes. BMI doesn't distinguish between fat and muscle. A man with significant muscle mass may have a higher BMI but still be healthy. If you're very muscular, discuss your weight with your GP rather than relying on BMI alone.
What's the difference between average weight and ideal body weight?
Average weight is what most people weigh; ideal body weight is based on health guidelines (NHS BMI ranges). A healthy weight range is more important for your wellbeing than matching the average, which may reflect overweight or obesity trends in the general population.
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.