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 160kg in Stone and Pounds?
160 kilograms converts to 25 stone and 4 pounds (25st 4lbs). This weight falls into different NHS weight categories depending on your height — your BMI could range from overweight to obese class I. To understand what 160kg means for your health, we need to calculate your BMI using both your weight and height. Use our free BMI calculator above to find your exact BMI instantly, or read on to see example BMI values at different heights.
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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.
160kg BMI at Different Heights
At 160kg, your BMI depends entirely on your height. Here are example BMI values at common heights for someone weighing 160kg:
- 5ft 4in (163cm): BMI 29.7 — Overweight (NHS category)
- 5ft 6in (168cm): BMI 27.9 — Overweight
- 5ft 8in (173cm): BMI 26.0 — Overweight
- 5ft 10in (178cm): BMI 24.5 — Healthy weight (just within range)
- 6ft 0in (183cm): BMI 23.0 — Healthy weight
- 6ft 2in (188cm): BMI 21.5 — Healthy weight
This demonstrates why height is critical when evaluating whether 160kg is a healthy weight for you. Two people at this weight can have vastly different BMI results depending on their stature. Our free weight converter can help you check conversions between kg, stone, and pounds if needed.
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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.
Understanding NHS BMI Categories
The NHS classifies BMI ranges to help assess health risk:
- Below 18.5 — Underweight
- 18.5–24.9 — Healthy weight
- 25.0–29.9 — Overweight
- 30.0–34.9 — Obese (Class I)
- 35.0+ — Obese (Class II or III)
At 160kg, most adults fall into the overweight or obese categories depending on height. However, BMI has limitations — it doesn't account for muscle mass, age, or where fat is stored. Waist circumference (over 94cm for men, 80cm for women indicates increased risk) is also important. Your GP can provide personalised guidance on what 160kg 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.
What is 160kg in stone and pounds exactly?
160 kilograms equals 25 stone and 4 pounds (25st 4lbs). To convert any kilogram to stone and pounds, divide the kg by 6.35 to get stone, then multiply any remaining decimal by 14 to get additional pounds. Our free weight converter on this page handles this calculation instantly.
Is 160kg overweight or obese?
At 160kg, whether you're overweight or obese depends on your height. Someone 5ft 4in tall at this weight would have a BMI of approximately 29.7 (overweight), while someone 6ft tall would have a BMI of around 23.0 (healthy weight). Use our BMI calculator to find your exact category.
What is the healthy weight range for someone 5ft 8in tall?
For someone 5ft 8in (173cm), the NHS healthy weight range is approximately 55–75kg (8st 9lbs to 11st 10lbs). At 160kg, this person would be significantly above the healthy range. Your GP can discuss safe weight management options.
Can BMI be inaccurate?
Yes, BMI has limitations. It doesn't distinguish between muscle and fat, so athletes may have a high BMI despite low body fat. BMI also doesn't account for age, bone density, or where excess weight is stored. Waist circumference and overall health markers provide additional context alongside BMI.
What should I do if my BMI shows I'm overweight?
If you're concerned about your weight, speak to your GP. They can assess your individual health, discuss any weight-related conditions, and recommend appropriate support — which might include lifestyle changes, referral to weight management services, or in some cases, prescription medication. Weight loss is a personal health journey.
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.