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
11.11 Stone In Pounds — What's A Healthy Weight?
11.11 stone is equivalent to 155.5 pounds (or approximately 70.5 kilograms). Whether this is a healthy weight for you depends entirely on your height, age, and individual health factors. At this weight, someone who is 5ft 9in tall would have a healthy BMI, while someone shorter would be overweight according to NHS guidelines. This guide explains what healthy weight means at different heights and how to assess your own health in context.
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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.
Healthy Weight Ranges By Height At 11.11 Stone
At 11.11 stone (155.5 lbs or 70.5 kg), whether you're at a healthy weight depends on your height. Use our free BMI calculator above to find your exact BMI — it takes just seconds. Below are three concrete examples showing how the same weight can be healthy, overweight, or obese depending on how tall you are:
- 5ft 2in (157 cm): BMI of 28.3 — classified as overweight by NHS standards (healthy range is 18.5–24.9)
- 5ft 7in (170 cm): BMI of 24.6 — classified as healthy weight (falls within the 18.5–24.9 range)
- 5ft 11in (180 cm): BMI of 21.8 — classified as healthy weight with room to spare
You can also use the weight converter on this page to convert between kilograms to stone, stone to kg, and other weight units instantly.
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.
NHS Guidance And What To Do Next
The NHS recommends a healthy BMI of 18.5–24.9 for most UK adults. However, if you're of South Asian, Chinese, Black African, or Black Caribbean heritage, the NHS recommends lower thresholds (18.5–22.9), as these groups face higher health risks at the same weight.
Waist measurement also matters: Men with a waist over 94 cm (37 inches) and women over 80 cm (31.5 inches) have increased health risk, even if their BMI is healthy. If you're concerned about your weight, discuss it with your GP — they can assess your overall health and recommend next steps tailored to you, without judgment.
- 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 11.11 stone in pounds exactly?
11.11 stone equals 155.5 pounds (or 70.5 kg). One stone always equals 14 pounds, so multiply: 11.11 × 14 = 155.54 pounds. You can verify this using the weight converter tool on this page for instant conversions between stone, pounds, and kilograms.
Is 11.11 stone overweight or healthy?
It depends on your height. At this weight, someone 5ft 7in would be at a healthy BMI (24.6), while someone 5ft 2in would be overweight (28.3). Calculate your personal BMI using our free BMI calculator to see where you stand against NHS health guidelines.
What's the healthy weight range at my height?
The healthy weight range depends on your height. As a general rule, healthy BMI (18.5–24.9) means: at 5ft 5in, aim for roughly 8st 2lbs to 10st 10lbs. Use the BMI calculator above to find your specific healthy weight range instantly.
Should I lose weight if I'm 11.11 stone?
Only your GP can advise whether weight loss is right for you. It depends on your height, overall health, waist measurement, and any existing health conditions. If you're concerned, speak to your GP — they'll give personalised guidance without judgment.
How can I track weight changes?
Use our free progress tracker to log your weight over time and see trends. Whether you're maintaining, gaining, or losing weight, tracking helps you stay informed about your health journey and can be useful to discuss with your GP.
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.