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
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6.8 Metres in Feet — UK Conversion
6.8 metres is equal to 22 feet 3.6 inches using standard metric-to-imperial conversion. This is an exceptionally tall height, well above the UK average adult height of around 175cm (5ft 9in) for men and 162cm (5ft 4in) for women. If you're calculating height conversions for NHS health guidance, BMI assessment, or simply understanding UK health information in feet and inches, this guide covers everything you need to know.
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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.
How to Convert 6.8 Metres to Feet
To convert 6.8 metres to feet, use the standard conversion formula: multiply metres by 3.28084. So 6.8 × 3.28084 = 22.31 feet, which equals 22 feet 3.6 inches.
- 6.8 metres = 22 feet 3.6 inches
- 1 metre = 3.28084 feet exactly
- To convert backwards: feet ÷ 3.28084 = metres
- For quick reference: 6.8m is approximately 6 feet 8 inches taller than the UK male average
This height is extraordinarily tall — only around 0.1% of UK adults reach 6.8 metres (which would be taller than most professional basketball players). If you're entering a height of 6.8m into an NHS health calculator or BMI tool, double-check this is correct, as it significantly exceeds typical human height ranges.
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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.
Health Context for Exceptionally Tall Adults in the UK
Adults of exceptional height, whilst rare, may face unique health considerations. The NHS recognises that BMI calculations for very tall individuals should be interpreted carefully, as height significantly affects the BMI result. Use our free BMI calculator above to check your personal BMI — it will automatically account for your exact height, whether measured in metres, centimetres, feet, or inches.
For tall adults, it's worth discussing your weight and health metrics with your GP, as standard population averages may not be directly comparable. Your GP can provide personalised NHS health advice based on your individual circumstances, weight distribution, and health risk factors.
- 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 6.8 metres a realistic human height?
6.8 metres (22ft 3in) is not a realistic human height. The tallest documented human, Robert Wadlow, was 2.72 metres (8ft 11in). If you're entering height data for a BMI or health calculator, verify the measurement — you likely mean 1.68m, 1.8m, or similar.
How do I convert metres to feet for NHS health checks?
Multiply metres by 3.28084 to get feet. For example, 1.8m × 3.28084 = 5.9 feet (approximately 5ft 11in). Our free weight converter on this page handles conversions instantly if you prefer.
Why does height matter for UK health assessments?
Height is essential for calculating BMI, which the NHS uses to assess weight-related health risks. Your BMI is weight divided by height squared — even small height differences significantly affect the result and health categorisation.
What's the average UK height for adults?
Average UK adult height is approximately 175cm (5ft 9in) for men and 162cm (5ft 4in) for women according to recent NHS data. These averages help context individual measurements against population norms.
Should I check my BMI if I'm very tall?
Yes — regardless of height, your GP can assess your weight and health using BMI alongside other measures like waist circumference and overall fitness. Use our free BMI calculator above to check your personal result.
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.