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 Your BMI at 73.8 kg?
73.8 kilograms is approximately 162.7 pounds. However, your BMI depends on your height, not just weight alone. Use our free BMI calculator above to find your exact BMI instantly, or read on to see how 73.8 kg converts to stone and what BMI range this weight gives at common UK heights. This guide covers the metric to imperial weight conversion and shows you where this weight sits against NHS health guidelines.
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.
73.8 kg BMI at Different Heights
Your BMI at 73.8 kg varies significantly depending on your height. Here's what BMI you'd have at typical UK heights:
- 5ft 0in (152 cm): BMI of 31.9 — Obese (Class I)
- 5ft 4in (163 cm): BMI of 27.7 — Overweight
- 5ft 6in (168 cm): BMI of 26.2 — Overweight
- 5ft 8in (173 cm): BMI of 24.7 — Healthy weight
- 5ft 10in (178 cm): BMI of 23.3 — Healthy weight
- 6ft 0in (183 cm): BMI of 22.0 — Healthy weight
As you can see, 73.8 kg is a healthy weight for taller adults but falls into overweight or obese categories for shorter people. Calculate your personal BMI using the calculator on this page for a precise assessment.
Clinically BackedWeight Loss
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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.
NHS BMI Categories and Weight Context
According to NHS guidelines, a healthy BMI range is 18.5 to 24.9. At 73.8 kg, whether you fall into this range depends entirely on your height. The NHS also recognises that BMI has limitations — it doesn't account for muscle mass or where fat is stored on your body. If you're concerned about your weight, your GP can provide personalised advice. Additionally, 73.8 kg converts to 11 stone 8.6 pounds in traditional UK measurements, or 162.7 pounds if you prefer pure imperial units. Use our weight converter to switch between kg, stone, and pounds instantly.
- 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 73.8 kg in stone and pounds?
73.8 kg equals 11 stone and 8.6 pounds. To convert kilograms to stone using the standard kg to stone conversion, divide by 6.35029. This is the traditional UK way of expressing weight.
Is 73.8 kg a healthy weight?
It depends on your height. At 73.8 kg, you're at a healthy BMI if you're around 5ft 8in or taller. For shorter adults, this weight sits in the overweight or obese category. Use the BMI calculator above to check your personal BMI.
How do I convert 73.8 kg to pounds quickly?
Multiply 73.8 by 2.20462. This gives 162.7 pounds. Our free weight converter on this page can do this calculation instantly for any weight.
What does BMI tell me about my health?
BMI is a screening tool that indicates whether weight falls into a healthy range for your height. However, it doesn't account for muscle mass, bone density, or fat distribution. Your GP can provide context for your personal health.
Should I be concerned about my weight at 73.8 kg?
This depends on your height and overall health. If you're concerned, speak to your GP who can assess your individual circumstances, consider your medical history, and advise on whether any lifestyle changes or support would be beneficial.
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.