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
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What Is 68.5 Kg In Stone And Pounds?
68.5 kg converts to 10 stone 12.5 pounds (10st 12.5lbs). However, whether this weight is healthy for you depends entirely on your height. BMI is calculated using both weight and height together, so the same weight gives a very different BMI result at different heights. Use our free BMI calculator above to find your personal BMI, or read on to see how 68.5kg converts to different BMI values across a range of typical adult heights.
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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.
68.5 Kg BMI At Different Heights
Here's how 68.5 kg translates to BMI at various heights, with NHS categories:
- At 160 cm (5ft 3in): BMI = 26.7 — Overweight
- At 165 cm (5ft 5in): BMI = 25.2 — Overweight
- At 170 cm (5ft 7in): BMI = 23.7 — Healthy weight
- At 175 cm (5ft 9in): BMI = 22.4 — Healthy weight
- At 180 cm (5ft 11in): BMI = 21.1 — Healthy weight
- At 185 cm (6ft 1in): BMI = 20.0 — Healthy weight
These examples show that the same kilogram to stone conversion remains constant, but BMI varies significantly with height. At 160 cm, this weight falls into the overweight category. At 175 cm and above, it sits comfortably in the healthy weight range according to NHS guidelines.
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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 uses these standard BMI ranges for UK adults: below 18.5 is underweight; 18.5–24.9 is healthy weight; 25.0–29.9 is overweight; 30.0–34.9 is obese (Class I). Remember that BMI has limitations — it doesn't distinguish between muscle and fat, so athletes or very muscular individuals may have a high BMI without excess body fat. It also doesn't account for where fat is stored, which matters for health. Waist circumference is equally important: men over 94 cm (37in) and women over 80 cm (31.5in) have increased health risk. Your GP can provide personalised guidance about what your weight means for your individual health.
- 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 68.5 kg to stone and pounds?
Divide 68.5 by 6.35 to get stone: 68.5 ÷ 6.35 = 10.8 stone. The 0.8 remaining stone converts to pounds by multiplying by 14: 0.8 × 14 = 11.2 pounds. So 68.5 kg = 10 stone 11 pounds (10st 11lbs). This kilogram to stone conversion uses the standard metric-to-imperial formula.
Is 68.5 kg a healthy weight?
It depends on your height. At 170 cm or taller, 68.5 kg falls in the healthy weight range (BMI 18.5–24.9). At shorter heights, it may fall into the overweight category. Use our BMI calculator above with your exact height to find your personal BMI and NHS category.
What's my BMI if I weigh 68.5 kg?
BMI = weight (kg) ÷ height (m)². For example, at 170 cm (1.7m), BMI = 68.5 ÷ (1.7)² = 23.7 (healthy weight). At 160 cm, BMI = 26.7 (overweight). Your height is essential for calculating BMI accurately.
How much does 68.5 kg weigh in pounds?
68.5 kg = 151 pounds exactly. This is using the direct kg to pounds conversion: 68.5 × 2.20462 = 151 lbs. In stone and pounds, that's 10 stone 11 pounds.
What's the healthy weight range at my height if I'm 68.5 kg?
A healthy BMI is 18.5–24.9, which translates to different weight ranges depending on height. At 170 cm, healthy weight is 53–71.5 kg. At 175 cm, it's 56.5–76 kg. Use our free weight converter and BMI calculator above to find your exact healthy weight range based on your height.
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.