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 68.7 kg?
68.7 kg converts to approximately 151.5 pounds. However, your BMI at this weight depends entirely on your height — the same weight can be perfectly healthy for one person and overweight for another. This guide shows you what BMI this weight gives at common UK heights, and where it falls in the NHS health categories. Use our free BMI calculator above to find your exact BMI instantly by entering your personal height and weight.
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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.
BMI at 68.7 kg (151.5 lbs) — Height Examples
At 68.7 kg, your BMI varies significantly based on height. Here's what this weight means across typical UK adult heights:
- 5ft 0in (152cm): BMI 29.9 — Overweight (just below obese)
- 5ft 3in (160cm): BMI 27.0 — Overweight
- 5ft 6in (168cm): BMI 24.4 — Healthy weight
- 5ft 9in (175cm): BMI 22.5 — Healthy weight
- 5ft 11in (180cm): BMI 21.2 — Healthy weight
- 6ft 1in (185cm): BMI 20.2 — Healthy weight
Remember, to convert kilograms to stone, you can divide by 6.35 — so 68.7 kg equals approximately 10 stone 12 pounds. Whether 68.7 kg is healthy for you depends on both your height and your individual health profile.
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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 What They Mean
The NHS classifies BMI ranges as follows: under 18.5 is underweight, 18.5–24.9 is healthy weight, 25.0–29.9 is overweight, and 30.0 and above is obese. However, BMI has important limitations — it doesn't account for muscle mass, bone density, or where fat is stored on your body. At 68.7 kg in pounds (151.5 lbs), your actual health depends on fitness level, diet, and overall lifestyle, not just this number. Your GP can provide personalised health advice based on your complete health picture.
- 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.
How do I convert 68.7 kg to stone and pounds?
68.7 kg equals approximately 10 stone 12 pounds (or 10st 12lbs). To convert kilograms to stone, divide by 6.35. You can also use our free weight converter tool on this page to switch instantly between kg, stone, and pounds.
Is 68.7 kg a healthy weight?
Whether 68.7 kg is healthy depends on your height and individual health profile. At 5ft 6in it's healthy (BMI 24.4), but at 5ft 0in it's overweight (BMI 29.9). Use our BMI calculator to check your personal BMI and NHS category.
What weight range should I aim for at my height?
A healthy BMI falls between 18.5 and 24.9. The healthy weight range depends on your height — for example, at 5ft 8in, healthy weight is roughly 55–75 kg (8st 10lbs to 11st 10lbs). Your GP can advise on a personal target.
Does BMI tell me everything about my health?
No. BMI doesn't distinguish between muscle and fat, or account for where fat is stored. Waist circumference, fitness level, and overall health habits matter too. Your GP can assess your health more comprehensively.
How can I track my weight changes over time?
Use our free progress tracker to log your weight and monitor trends. Tracking small changes (in kg, stone, or pounds) helps you stay motivated and notice patterns in your health journey.
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.