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 63.6kg in Stone?
63.6 kilograms is equal to 10 stone and 0.2 pounds. This conversion uses the standard kilogram to stone conversion formula, which divides kilograms by 6.35029 to give you the stone equivalent. If you prefer metric to imperial weight measurements, or you're checking your weight in UK measurements, use our free weight converter above to switch between kg, stone, and pounds instantly. Understanding your weight in stone is particularly useful in the UK, where many health resources and everyday conversations reference stone and pounds rather than kilograms alone.
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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.
Nearby Weight Conversions (60kg to 67kg)
Here are the values around 63.6kg to help you compare weights in stone and pounds:
- 60kg = 9 stone 6.7lbs
- 61kg = 9 stone 8.9lbs
- 62kg = 9 stone 11.1lbs
- 63.6kg = 10 stone 0.2lbs
- 65kg = 10 stone 3.5lbs
- 66kg = 10 stone 5.6lbs
- 67kg = 10 stone 7.8lbs
To convert any kilogram value to stone, divide the kilogram amount by 6.35029. For example: 63.6 ÷ 6.35029 = 10.02 stone. You can also use stone to kg conversion by multiplying the stone value by 6.35029 if you need to work in the opposite direction.
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.
63.6kg and BMI at Different Heights
At 63.6kg, your BMI depends on your height. For a typical UK adult woman of 5 feet 4 inches (163cm), a weight of 63.6kg gives a BMI of approximately 23.9, which falls within the healthy weight range of 18.5–24.9 according to NHS guidelines. For a person of 5 feet 7 inches (170cm), the same weight would give a BMI of around 22.3, also in the healthy range. Use our free BMI calculator above to check your exact BMI based on your personal height. If your BMI falls outside the healthy range, your GP can offer personalised advice about weight management and health targets.
- 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 63.6kg to stone and pounds?
Divide 63.6 by 6.35029 to get 10.02 stone. To express this as stone and pounds, multiply the decimal (0.02) by 14 (the number of pounds in a stone) to get 0.3 pounds. So 63.6kg = 10 stone and 0.2lbs. Our weight converter on this page does this calculation instantly.
Is 63.6kg a healthy weight?
Whether 63.6kg is healthy depends on your height, age, and individual health factors. Use our free BMI calculator to check your personal BMI at your height. At average UK female height (5ft 4in), 63.6kg gives a BMI of around 23.9, which falls in the healthy range. Speak to your GP for personalised health advice.
What's the difference between kg and stone?
Kilograms (kg) are metric units used internationally and by the NHS clinically. Stone is an imperial unit traditionally used in the UK for body weight. One stone equals 6.35kg. Both are valid; stone is more familiar to many UK adults in everyday conversations, whilst kg is used in medical settings.
How can I use this weight conversion in health planning?
Understanding your weight in stone helps you track progress and communicate with health services. Calculate your BMI using our free BMI calculator above, check your healthy weight range for your height, and if you're managing your weight, use our progress tracker to log changes over time.
Why do UK adults use stone instead of kilograms?
Stone is a traditional imperial unit that has been used in the UK for centuries. Whilst the NHS uses kilograms in clinical practice, many UK adults still think of their body weight in stone and pounds from everyday habit. Both systems are equally valid—it's simply a matter of preference and cultural context.
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.