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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Best Gym Equipment for Weight Loss in the UK
Exercise is a key part of weight management, and choosing the right gym equipment can make a real difference to your results. However, for eligible UK adults, combining regular physical activity with prescription weight management medication like Mounjaro or Wegovy may offer additional support. This guide covers the most effective gym equipment for weight loss, how NHS weight loss works, and how to find out if prescription medication might be suitable for you.
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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.
Effective Gym Equipment for Weight Loss
The best gym equipment for weight loss combines cardiovascular work with strength training to maximise calorie burn and build muscle mass. Treadmills and rowing machines deliver high-intensity cardio workouts that burn significant calories in short sessions. Free weights and resistance machines build lean muscle, which increases your resting metabolic rate — meaning you burn more calories even at rest.
- Treadmills: 400–600 calories per hour (depending on intensity)
- Rowing machines: 450–700 calories per hour (full-body engagement)
- Stationary bikes: 300–600 calories per hour
- Kettlebells: high-intensity intervals burning 300–500 calories per 30 minutes
- Resistance bands: build muscle and support strength training
For sustainable weight management in the UK, the NHS recommends combining 150 minutes of moderate aerobic activity per week with muscle-strengthening exercises. Use our free BMI calculator above to track where you stand, and our GLP-1 weight loss calculator can show you how prescription medication might complement your gym routine if you're eligible.
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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.
Prescription Weight Loss Options Available in the UK
For eligible adults, prescription weight loss medication like Mounjaro (tirzepatide) and Wegovy (semaglutide) are available in the UK through NHS specialist weight management services or private prescribing. Both are GLP-1 receptor agonist medications that work alongside diet and exercise — not instead of them. Clinical trials show these medications may help reduce appetite and support weight loss of 15–20% of body weight on average, with individual results varying.
To access NHS weight loss medication, you'll need a BMI of 30 or above (or 27+ with weight-related health conditions) and a referral to your local tier 3 specialist service. Private access is available following an online clinical assessment with a UK-licensed prescriber. Your GP can discuss whether you're eligible and which route suits your situation best.
- 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.
Can gym equipment alone help me lose weight?
Yes, regular gym exercise combined with a reduced-calorie diet supports weight loss. However, the NHS recommends a holistic approach including cardiovascular work, strength training, and sustainable dietary changes. For some eligible adults, prescription weight loss medication like Mounjaro or Wegovy may provide additional support when used alongside exercise and diet.
What's the best piece of gym equipment for weight loss?
Rowing machines and kettlebells are highly effective because they engage multiple muscle groups and burn significant calories. For cardio, treadmills and stationary bikes are excellent. For sustainable results, combine cardio with resistance training to build muscle, which increases your resting metabolic rate.
How much exercise do I need alongside weight loss medication?
The NHS recommends at least 150 minutes of moderate aerobic activity per week, plus muscle-strengthening exercises. Prescription weight loss medications like Mounjaro and Wegovy are designed to work alongside exercise and a reduced-calorie diet — they're not a substitute for lifestyle changes.
Am I eligible for prescription weight loss medication in the UK?
You may be eligible if you have a BMI of 30 or above, or 27–29.9 with weight-related health conditions like type 2 diabetes or high blood pressure. Eligibility varies by region and is assessed individually. Talk to your GP about whether prescription options might suit your situation.
How do I know if Mounjaro or Wegovy is right for me?
Both are prescription-only medications that require clinical assessment. Your GP or a licensed prescriber will evaluate your health, BMI, and any existing conditions to determine suitability. Neither medication is suitable during pregnancy or breastfeeding. Use our GLP-1 weight loss calculator above to explore projected outcomes if you're eligible.
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.