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 14 Stone 5 in Kilograms?
14 stone 5 pounds is equivalent to 91.17 kg using the standard UK weight conversion formula. This weight falls into the obese category according to NHS guidelines for most adults, though individual health depends on height, age, and other factors. Understanding your weight in both imperial and metric units helps you track progress, compare with health guidelines, and communicate clearly with healthcare professionals. Use our free weight converter above to switch between stone, pounds, and kilograms instantly, or use our BMI calculator to see what this weight means for your specific height.
10,000+ calculations today · NHS-aligned thresholds · 100% free
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 14 Stone 5 to Kilograms
To convert 14 stone 5 pounds to kg:
- 14 stone = 88.82 kg (14 × 6.35029)
- 5 pounds = 2.27 kg (5 × 0.453592)
- Total: 88.82 + 2.27 = 91.17 kg
The conversion uses the precise metric formula where 1 stone equals 6.35029 kg exactly. Reverse calculation: 91.17 kg ÷ 6.35029 = 14.357 stone, which equals 14 stone 5 pounds. This is the standard UK health conversion used by the NHS, healthcare professionals, and official weight management guidance. Many UK adults prefer using stone and pounds for everyday tracking, whilst clinical measurements often use kg.
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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.
What Does 14 Stone 5 Mean for Your Health?
At 14 stone 5 (91.17 kg), your health context depends entirely on your height. For example, if you are 5 feet 8 inches (173 cm) tall, a BMI of 91.17 kg gives approximately 30.5, which falls into the obese category. However, if you are taller, the same weight may fall into the overweight or healthy range. The NHS recommends checking your personal BMI using our free BMI calculator on this page to understand your individual health profile. Weight-related health risks include increased risk of type 2 diabetes, heart disease, and high blood pressure. Even a modest 5–10% weight reduction (4.6–9.1 kg) can significantly improve health outcomes and reduce these risks substantially.
- 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.
Is 14 stone 5 pounds a healthy weight?
It depends on your height. Use our BMI calculator above to check your personal BMI. For most adults under 6 feet 2 inches, 14st 5lbs falls into the overweight or obese category. Your GP can provide personalised health advice based on your height, age, and medical history.
How many calories would I need to reduce to lose weight from 14 stone 5?
The NHS recommends a calorie deficit of approximately 500 kcal per day for a sustainable loss of around 0.5 kg per week. This means losing roughly 2 kg per month. Sustainable weight loss combines reduced calorie intake with increased physical activity. Always consult your GP before starting any weight loss programme.
Can prescription weight loss medication help me lose weight from this weight?
If your GP assesses you as eligible, prescription weight loss medications like GLP-1 injections may be offered through NHS specialist services or private prescribing. Try our GLP-1 weight loss calculator to see potential projected outcomes. Medications work alongside dietary changes and exercise, never instead of them.
How does 14 stone 5 compare to the average UK adult weight?
The average UK adult weighs approximately 13st 7lbs (men) and 11st 3lbs (women). At 14st 5lbs, you are above average. However, weight alone does not determine health — height, fitness level, and medical factors all matter significantly.
What's the best way to track my weight loss from 14 stone 5?
Track your weight weekly on the same day and time using our free progress tracker on this site. Record your weight in both stone and kg. Combine this with measurements of waist circumference and how your clothes fit. Aim for 0.5–1 kg loss per week for sustainable results.
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.