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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Healthy Weight for a 5'4" Woman — UK Health Range
For a woman who is 5'4" (163 cm), the healthy weight range according to NHS guidelines is between 50 kg and 67 kg (7 stone 12 lbs to 10 stone 7 lbs). This range is based on a healthy BMI of 18.5 to 24.9, which applies to adults of most backgrounds. Your ideal body weight within this range depends on factors like muscle mass, frame size, and overall fitness. Use our free BMI calculator above to check where your personal weight sits, and explore the weight converter to see your measurements in both metric and imperial units.
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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 Range & BMI for 5'4" Women
A healthy weight range for a 5'4" woman is approximately 50–67 kg (7 stone 12 lbs to 10 stone 7 lbs) according to NHS guidelines. This corresponds to a BMI of 18.5 to 24.9, which is the standard healthy weight range for most UK adults.
The lower end of this range (around 50 kg or 7 stone 12 lbs) represents a BMI of 18.5, whilst the upper end (67 kg or 10 stone 7 lbs) represents a BMI of 24.9. These thresholds are based on health risk data and apply to women of most ethnic backgrounds.
If you are of South Asian, Chinese, Black African, or Black Caribbean heritage, your NHS healthy weight range may be slightly lower — you may be recommended to stay below a BMI of 23. For these populations, a healthy weight range would be approximately 48–61 kg (7 stone 8 lbs to 9 stone 9 lbs). Your GP can provide personalised guidance based on your ethnicity and individual health profile.
The average UK adult woman weighs approximately 71.6 kg (11 stone 3 lbs), which is above the healthy weight range for a 5'4" woman, reflecting the higher average weight in the UK population.
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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.
Factors Affecting Your Ideal Weight
Your ideal weight within the healthy range depends on several factors beyond height alone. Muscle tissue is denser than fat, so women with higher muscle mass may weigh more whilst maintaining low body fat and excellent health. Frame size also matters — women with a larger bone structure naturally sit at the higher end of healthy weight ranges, whilst those with smaller frames sit lower.
Age affects metabolism and muscle composition; younger women typically have more muscle mass, whilst older women may need to prioritise strength training to maintain healthy weight. Your individual health history, including any medical conditions, also influences what weight is right for you. Rather than targeting a specific number, focus on achieving a healthy BMI and maintaining regular physical activity. Our free progress tracker can help you monitor changes over time, and our healthy weight calculator provides personalised guidance based on your individual measurements.
- 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 BMI should a 5'4" woman aim for?
A healthy BMI for a 5'4" woman is between 18.5 and 24.9 according to NHS guidelines. This corresponds to a weight range of approximately 50–67 kg (7 stone 12 lbs to 10 stone 7 lbs). If you're of South Asian, Chinese, Black African, or Black Caribbean heritage, aim for a BMI below 23. Use our free BMI calculator to find your personal BMI instantly.
Is 65 kg a healthy weight for a 5'4" woman?
Yes, 65 kg (10 stone 3 lbs) falls comfortably within the healthy weight range for a 5'4" woman, corresponding to a BMI of approximately 24.1. This weight is well within NHS healthy guidelines. However, whether it's right for you personally depends on factors like muscle mass, frame size, and overall health. Your GP can offer personalised advice.
What's the average weight for UK women at 5'4"?
The average UK adult woman weighs 71.6 kg (11 stone 3 lbs), but this is above the healthy weight range for someone 5'4" tall. Many UK women are classified as overweight or obese, so the average is higher than the NHS healthy weight recommendation of 50–67 kg for this height.
How do I know if I'm at a healthy weight?
Start by calculating your BMI using our free BMI calculator — a healthy range is 18.5 to 24.9. However, BMI doesn't account for muscle mass, so consider your overall fitness, energy levels, and how you feel. Your GP can assess your individual health and discuss whether your weight is appropriate for you.
Should I aim for the lower or upper end of the healthy weight range?
This depends on your frame size and muscle mass. Women with larger frames and more muscle naturally sit at the higher end (around 65–67 kg), whilst those with smaller frames may be healthier at 50–55 kg. Focus on achieving a healthy BMI and maintaining fitness rather than targeting a specific number. Our healthy weight range tool can help guide you.
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.