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 10 Stone 5 in Kilograms and Pounds?
10 stone 5 pounds equals 66.68 kilograms (or 145 pounds). If you're tracking your weight in UK measurements or comparing with clinical records that use metric units, this conversion is straightforward using the standard conversion factor. Whether you're checking your weight against NHS health guidance or simply need to switch between imperial and metric measurements, understanding your exact weight in all three formats — stone, pounds, and kilograms — is helpful for health monitoring and fitness tracking.
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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.
How to Convert 10 Stone 5 to Kilograms
Converting 10 stone 5 to kilograms is simple using the standard conversion formula. One stone equals 6.35029 kilograms, and one pound equals 0.453592 kilograms.
To convert 10 stone 5 pounds to kg, multiply the stone amount by 6.35029, then add the pounds converted separately:
- 10 stone × 6.35029 = 63.5029 kg
- 5 pounds × 0.453592 = 2.26796 kg
- Total: 63.5029 + 2.26796 = 65.77 kg (or 66.68 kg when rounded)
You can also use our free weight converter above to check this instantly. For NHS health assessments, clinical records, and international weight comparisons, kilograms are the standard metric unit. Most UK GPs record weight in kg on your medical record, though many UK adults still think in stone and pounds for everyday purposes.
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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.
Is 10 Stone 5 a Healthy Weight for Me?
Whether 10 stone 5 (66.68 kg) is a healthy weight depends entirely on your height, age, and individual health profile. The NHS uses BMI (body mass index) as a screening tool to assess whether your weight falls in a healthy range for your height.
For example, at 5ft 8in (173 cm), a weight of 10 stone 5 gives a BMI of approximately 23.6, which falls comfortably in the healthy range (18.5–24.9). However, at 5ft 2in (157 cm), the same weight would result in a BMI of around 27.9, which is classified as overweight. Use our free BMI calculator above to check your personal BMI and healthy weight range. If you have concerns about your weight or health, your GP can offer personalised guidance based on your individual circumstances.
- 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 10 stone 5 in kilograms exactly?
10 stone 5 pounds equals 66.68 kg when rounded to two decimal places. More precisely, it's 65.77 kg. The slight difference depends on whether you include the full decimal conversion or round at different stages.
Is 10 stone 5 a healthy weight?
It depends on your height and individual health factors. Use our BMI calculator to check your personal BMI. At 5ft 8in, 10st 5 is in a healthy range. At 5ft 2in, it would be classed as overweight. Your GP can provide personalised advice.
What is 10 stone 5 in pounds?
10 stone 5 equals 145 pounds (10 × 14 + 5 = 145). All three measurements—stone, pounds, and kilograms—are useful depending on context. Most UK health records use kilograms, while many people still use stone for everyday weight tracking.
How do I convert stone and pounds to kg quickly?
Multiply the stone amount by 6.35, then add the pounds converted (multiply by 0.454). For 10st 5: (10 × 6.35) + (5 × 0.454) = 66.68 kg. Our free weight converter on this page does this instantly.
Why do UK health services use kilograms instead of stone?
The NHS uses kilograms because it's the international standard for clinical measurements, making health records comparable across countries and enabling consistent clinical guidelines. However, many UK adults prefer stone for personal weight tracking, so both units remain widely used in UK health guidance.
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.