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
Is 62.5 Kilos a Healthy Weight?
62.5 kilos converts to approximately 137.8 pounds. Whether this is a healthy weight depends entirely on your height. For some adults it falls comfortably in the healthy range; for others it may indicate overweight status. The NHS uses BMI (Body Mass Index) to assess weight health, which combines weight and height. Use our free BMI calculator above to check your personal BMI instantly, or continue reading to see where 62.5kg falls for different heights and what the NHS considers healthy.
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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 Ranges at Different Heights
62.5kg (137.8 lbs) falls into different BMI categories depending on your height:
- At 5ft 2in (158cm): BMI of 23.4 — healthy weight range ✓
- At 5ft 6in (168cm): BMI of 20.2 — healthy weight range ✓
- At 5ft 10in (178cm): BMI of 18.0 — underweight (below healthy range)
According to NHS guidelines, a healthy BMI falls between 18.5 and 24.9 for most adults. At 62.5kg, you're in a moderate weight range — healthy for shorter adults but potentially light for taller individuals. The NHS also recommends checking your waist measurement alongside BMI, as where weight is distributed matters for cardiovascular health. To convert kilograms to stone easily, 62.5kg equals approximately 9 stone 12 pounds in UK measurements.
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.
What to Do If You're Outside the Healthy Range
If your BMI using 62.5kg falls outside the healthy 18.5–24.9 range, your GP can provide personalised guidance. For those of South Asian, Chinese, Black African, or Black Caribbean heritage, the NHS recommends lower BMI thresholds (18.5–22.9), as these groups face higher health risks at standard weights.
If you're concerned about your weight, start by recording your measurements using our free progress tracker to monitor trends over time. Small, sustainable changes to diet and physical activity are more effective than gradual weight management. Your GP can also assess other health markers like blood pressure and cholesterol, which matter more than weight alone.
- 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 62.5kg in pounds?
62.5 kilograms equals 137.8 pounds exactly. To convert kilograms to pounds, multiply by 2.20462. In UK stone and pounds, 62.5kg is approximately 9 stone and 12 pounds. You can convert any weight instantly using our free weight converter above.
Is 62.5kg healthy for my height?
It depends on your height. At 5ft 2in, a BMI of 23.4 (healthy). At 5ft 6in, BMI 20.2 (healthy). At 5ft 10in, BMI 18.0 (underweight). The NHS healthy range is BMI 18.5–24.9. Use our BMI calculator to check your personal BMI.
What should my healthy weight be?
Your healthy weight depends on your height and build. The NHS recommends a BMI between 18.5 and 24.9. For 5ft 6in, the healthy range is roughly 47–63kg. For 5ft 10in, it's 57–76kg. Your GP can advise on the best target for you personally.
Does waist measurement matter as much as weight?
Yes. The NHS recommends checking waist circumference alongside weight. For men, over 94cm indicates increased health risk; over 102cm is high risk. For women, over 80cm is increased risk; over 88cm is high risk. Waist measurement can reveal fat distribution patterns that BMI alone doesn't show.
What if I want to lose or gain weight?
The NHS recommends losing weight at 0.5–1kg per week for sustainable results, which means a 500 calorie daily deficit. For weight gain, your GP can advise on safe rates. Track your progress with our free progress tracker, and speak to your GP before making significant dietary changes, especially if you have health conditions.
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.