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 is 63 kg in stone and pounds?
63 kilograms equals 9 stone and 13.1 pounds (9st 13lbs) in UK measurements. If you're tracking your weight or comparing measurements across different systems, our free weight converter makes it easy to switch between kg, stone, and pounds instantly. Understanding your weight in both metric and imperial units helps you engage with UK health guidance, gym programmes, and NHS health information more effectively. For context on whether 63kg is a healthy weight for your height, use our BMI calculator above to find your personal BMI and see how it aligns with NHS guidance.
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.
Is 63 kg a Healthy Weight in the UK?
Whether 63kg is a healthy weight depends entirely on your height. According to NHS guidance, a healthy BMI is between 18.5 and 24.9 for most UK adults. At 63kg, your health status depends on how tall you are:
- If you're 163cm (5ft 4in) or taller, 63kg typically falls within or near a healthy weight range
- If you're shorter than 163cm, 63kg may fall into the overweight category
- For adults of South Asian, Chinese, Black African, or Black Caribbean heritage, NHS thresholds are slightly lower, so individual assessment is important
Use our free BMI calculator on this page to check your exact BMI and see where you sit relative to NHS categories. Your GP can also provide personalised guidance about whether 63kg is appropriate for your individual health profile, taking into account your age, muscle mass, and any existing health conditions.
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.
UK Health Resources and Next Steps
If you're interested in weight management, the NHS recommends starting with tier 1 support: self-help tools and lifestyle changes. This includes using free resources like our weight converter and BMI calculator to monitor your health metrics. If you're concerned about your weight or want professional guidance, speak to your GP, who can assess your individual situation and refer you to appropriate NHS weight management services if needed. For those interested in tracking progress over time, our free progress tracker helps you log weight changes and stay motivated.
- 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 63 kg to stone and pounds?
63 kg equals 9 stone and 13.1 pounds (9st 13lbs). To calculate: divide 63 by 6.35029 for stone, or multiply by 2.20462 for total pounds. Our free weight converter above instantly handles these conversions for any weight.
What is the healthy weight range for 63 kg?
Whether 63kg is healthy depends on your height. For most UK adults, a healthy BMI is 18.5–24.9. At 63kg, you'd have a healthy BMI if you're approximately 163cm or taller. Use our BMI calculator to check your personal BMI based on your exact height.
How does 63 kg compare to average UK weight?
The average UK adult woman weighs about 71.6kg and the average man about 85.7kg, so 63kg is below average. However, "average" doesn't mean healthy—what matters is whether your weight is healthy for your individual height and health profile.
Should I lose weight if I weigh 63 kg?
Only your GP can advise on this. Check your BMI using our calculator—if it falls in the healthy range (18.5–24.9) for your height, weight loss may not be necessary. If it's higher, your GP can discuss options including lifestyle changes or NHS weight management services.
What NHS resources are available for weight management?
The NHS offers tier 1 digital tools and community programmes, tier 2 primary care support, and tier 3 specialist weight management services. Access varies by region. Start by speaking to your GP, who can assess your needs and refer you appropriately. Free tools like our BMI calculator and progress tracker support self-monitoring.
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.