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's the Average Weight for a 5'3" Woman?
For a woman who is 5'3" (160cm), the UK average weight is approximately 71.6kg (11 stone 3lbs). However, "average" and "healthy" are different things — the NHS healthy weight range for this height spans from roughly 50.4kg (7st 12lbs) to 67.6kg (10st 9lbs). Your ideal weight depends on factors like muscle mass, frame size, and overall health rather than just matching an average figure. Use our free BMI calculator above to find your personal healthy weight range and see how your current weight compares to NHS guidelines.
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.
Healthy Weight Range for 5'3" Women
According to NHS guidelines, a healthy weight range for a 5'3" woman is between 50.4kg and 67.6kg — equivalent to 7 stone 12lbs to 10 stone 9lbs. This range is based on a healthy BMI of 18.5 to 24.9.
At 5'3", the BMI thresholds work out as follows:
- Under 50.4kg: Underweight (BMI below 18.5)
- 50.4–67.6kg: Healthy weight (BMI 18.5–24.9)
- 67.6–80.9kg: Overweight (BMI 25–29.9)
- Over 80.9kg: Obese (BMI 30+)
For women of South Asian, Chinese, Black African, or Black Caribbean heritage, the NHS recommends a lower healthy range — typically 50.4kg to 63.8kg — as these groups face higher health risks at higher BMI levels. Try our BMI calculator to see where your weight falls on the NHS scale.
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.
Factors That Affect Your Ideal Weight
Ideal weight is not one-size-fits-all. The healthy weight range gives you a target zone, but where you sit within that range depends on individual factors:
- Muscle mass: Muscle weighs more than fat, so athletic women may be at the higher end of the healthy range yet have low body fat
- Frame size: Larger frames naturally support higher weight; smaller frames support less
- Age: Metabolism changes with age; older adults may naturally weigh slightly more
- Genetics: Family history influences your natural weight set point
Rather than chasing a specific number, focus on feeling healthy, energised, and fit. Your GP can give you personalised guidance on what's healthy for your body.
- 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's the average weight for a 5'3" woman in the UK?
The ONS (Office for National Statistics) estimates the average UK adult woman weighs approximately 71.6kg (11 stone 3lbs). However, this is an average across all women, not a healthy target. A healthy weight for 5'3" is 50.4–67.6kg according to NHS BMI guidelines.
What BMI should a 5'3" woman aim for?
According to NHS guidelines, a healthy BMI is 18.5 to 24.9. For a 5'3" woman, this corresponds to approximately 50.4–67.6kg. You can check your personal BMI using our free BMI calculator on this page.
Is 60kg a healthy weight for a 5'3" woman?
Yes, 60kg (9 stone 6lbs) falls solidly within the healthy weight range for 5'3", giving a BMI of approximately 23.4. This is considered a healthy weight by NHS standards. Individual health depends on other factors too — discuss your personal health with your GP.
How do I know my ideal weight for my height?
Your ideal weight depends on muscle mass, frame size, and genetics — not just height. The NHS healthy weight range is a good starting point. Use our weight converter and BMI calculator to see where your weight falls, and discuss personalised targets with your GP.
Does ethnicity affect healthy weight for 5'3"?
Yes. For women of South Asian, Chinese, Black African, or Black Caribbean heritage, the NHS recommends a lower healthy weight range (approximately 50.4–63.8kg) because these groups face higher cardiovascular and diabetes risk at the same BMI level.
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.