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 124 Kg in Stone?
124 kg is equivalent to 19 stone and 7 pounds (19st 7lbs). This is a straightforward kilogram to stone conversion using the standard UK measurement formula. If you need to check what this weight means for your health, our free BMI calculator above can give you a personalised assessment based on your height. Understanding your weight in both metric and imperial measurements helps when reading NHS health guidance or tracking progress.
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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.
How to Convert 124 Kg to Stone
To convert kilograms to stone, divide the kilogram value by 6.35029. For 124 kg: 124 ÷ 6.35029 = 19.53 stone.
To express this as stone and pounds, take the decimal (0.53) and multiply by 14: 0.53 × 14 = 7.42 lbs, giving you 19 stone 7 pounds.
You can also use our free weight converter on this page to switch between kg, stone, and pounds instantly. Here's a quick reference of nearby values:
- 120 kg = 18st 12lbs
- 121 kg = 19st 0.4lbs
- 122 kg = 19st 2.2lbs
- 123 kg = 19st 4.1lbs
- 124 kg = 19st 7lbs
- 125 kg = 19st 9lbs
- 126 kg = 19st 10.8lbs
- 127 kg = 19st 12.6lbs
- 128 kg = 20st 1.4lbs
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.
124 Kg BMI and Healthy Weight Context
At 124 kg, your health context depends on your height. For example, an adult of average UK height (around 168–175 cm) would typically fall into the obese range according to NHS BMI categories. A BMI of 30 or above indicates increased health risks including type 2 diabetes, high blood pressure, and heart disease.
However, BMI does not account for muscle mass or where fat is stored. A healthy weight range for an adult of 170 cm tall would be approximately 53–72 kg. If you're concerned about your weight or health, your GP can offer personalised advice. Many adults find that even a 5–clinically studied weight loss improves energy, mobility, and health markers — and prescription weight loss support is now available through NHS specialist services or online clinical assessment.
- 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 124 kg overweight?
Whether 124 kg is overweight depends on your height. For most UK adults between 165–180 cm tall, 124 kg falls into the obese range (BMI 30+). Use our free BMI calculator above with your actual height to get a personalised assessment. Your GP can also advise on what your weight means for your individual health.
What is the formula to convert 124 kg to stone?
Divide kilograms by 6.35029. So 124 ÷ 6.35029 = 19.53 stone. To convert the decimal to pounds, multiply by 14: 0.53 × 14 = 7.42 lbs. Result: 19 stone 7 pounds. Use our weight converter for instant conversions between all units.
How many stone and pounds is 124 kg?
124 kg equals 19 stone and 7 pounds (19st 7lbs). This is the standard UK measurement. If you need to convert other weights, our free weight converter above works instantly for any kilogram, stone, or pound value.
Is 124 kg a healthy weight?
For most UK adults, 124 kg is above the healthy weight range (BMI 18.5–24.9). A healthy weight depends on height—an average-height adult would typically have a healthy range of 50–75 kg. Your GP or our free BMI calculator can give you a personalised healthy weight range based on your specific height.
What is the nearest stone weight to 124 kg?
124 kg is 19 stone 7 pounds. The nearest whole stone is 20 stone (127 kg). Other nearby values are 19 stone (120.7 kg) and 19.5 stone (123.8 kg). Use the reference table above for conversions of nearby kilogram values.
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.