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 122 Kilograms in Stones and Pounds?
122 kilograms converts to 19 stone and 3.2 pounds using the standard UK weight conversion formula. This conversion is useful when interpreting NHS health guidance, which often uses kilograms, alongside the imperial measurements UK adults typically use on bathroom scales. Our free weight converter above makes converting between kg, stone, and pounds instant and accurate. Understanding your weight in both metric and imperial units helps you engage more effectively with UK health information and NHS guidance for managing your personal health.
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 122 Kilograms to Stone and Pounds
To convert 122kg to stone and pounds, use the standard conversion formulas. One kilogram equals 0.157473 stone, so 122kg ÷ 6.35029 = 19.23 stone. This breaks down to 19 whole stones plus 0.23 stone, which equals approximately 3.2 pounds (0.23 × 14 = 3.2 lbs). Therefore, 122kg = 19 stone 3.2 pounds.
Alternatively, you can convert directly to pounds: 122kg × 2.20462 = 269 pounds total. Since one stone equals 14 pounds, dividing 269 by 14 gives 19 stone with a remainder of 3.2 pounds.
Our free weight converter on this page calculates this instantly across kg, stone, and pounds, removing the need for a UK pharmacy calculation and ensuring accuracy every time.
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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.
What Does 122kg Mean for Your Health?
At 122kg, your health context depends on your height, age, and individual circumstances. Using our free BMI calculator above, you can determine your personal BMI based on your height and this weight. For a person 173cm tall (5ft 8in), 122kg gives a BMI of approximately 40.7, which falls into the severely obese category (BMI 40+) according to NHS guidelines.
The NHS recommends a healthy BMI between 18.5 and 24.9 for adults of European heritage, or 18.5 to 22.9 for adults of South Asian, Chinese, Black African, or Black Caribbean backgrounds. If you're interested in weight management support, options include NHS tier 3 specialist services, lifestyle changes, or prescription weight loss medication following clinical assessment with your GP.
- 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 122kg overweight or obese by NHS standards?
Whether 122kg is overweight or obese depends on your height. BMI combines weight and height to assess health risk. Use our free BMI calculator above with your height to get your personal BMI. For most adults, 122kg falls into the obese or severely obese category. Your GP can discuss what this means for your individual health and what support options are available.
How much weight would I need to lose from 122kg to reach a healthy weight?
A healthy weight range depends on your height. For someone 173cm tall, the healthy BMI range (18.5–24.9) corresponds to approximately 55–74kg. From 122kg, this would mean losing 48–67kg. However, even a loss of 5–10% of body weight can bring meaningful health improvements. Your GP or a weight management specialist can advise on realistic targets for your circumstances.
What is the difference between stone and kilograms?
Stone and kilograms are two units of weight measurement. One stone equals exactly 6.35029 kilograms. The UK uses stone and pounds for everyday weight discussion, while healthcare systems use kilograms for clinical measurements. Understanding both helps you navigate NHS health information alongside typical UK bathroom scales, which often display stone.
Can I use a weight converter to track progress?
Yes. Our free weight converter lets you instantly convert between kg, stone, and pounds. For tracking weight loss progress over time, our free progress tracker allows you to log your weight in your preferred unit and see your journey visualised. Recording weight weekly in the same unit, at the same time of day, gives the most accurate picture of progress.
What support is available in the UK for weight management at 122kg?
The NHS offers a tiered approach: self-help resources and digital tools (tier 1), primary care behaviour change support (tier 2), specialist weight management services (tier 3), and in some cases bariatric surgery (tier 4). You can discuss eligibility with your GP. Private options include online consultations with registered prescribers for prescription weight loss medication, which requires clinical assessment of your individual health.
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.