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
Best Exercise Machine For Weight Loss
Exercise machines can be effective tools for weight loss, but the "best" option depends on your fitness level, joint health, and personal preference. No single machine burns significantly more calories than others — what matters most is consistency and effort. The most effective weight management approach combines regular physical activity with a reduced-calorie diet. If you're considering prescription weight loss medication as part of your nhs weight loss journey, exercise enhances results. Our free BMI calculator can help you establish a baseline, and our GLP-1 weight loss calculator shows how combining activity with medication might support your goals.
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.
Which Exercise Machines Burn the Most Calories?
The most calorie-burning exercise machines for weight loss include:
- Rowing machine: burns approximately 400–600 kcal/hour depending on intensity and body weight
- Stair climber: burns 500–800 kcal/hour — high-intensity option using large muscle groups
- Treadmill: burns 400–700 kcal/hour — varies significantly with speed and incline
- Stationary bike: burns 300–600 kcal/hour — lower impact, more sustainable for long sessions
- Elliptical: burns 300–500 kcal/hour — gentler on joints than running
Calorie burn varies by body weight, fitness level, and effort. A 70kg person burns fewer calories than an 85kg person on the same machine. High-intensity interval training (HIIT) on any machine increases calorie burn significantly. For sustainable weight loss uk context, consistency matters more than peak calorie burn — you're more likely to stick with a machine you enjoy.
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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.
Sustainable Weight Loss Combines Exercise With Diet
Exercise alone rarely produces significant weight loss without dietary change. The NHS recommends aiming for 0.5–1kg weight loss per week, typically achieved through a 500 kcal/day deficit. This comes from both reduced food intake and increased activity. Prescription weight loss medication, when appropriate, can support this effort alongside exercise and behaviour change. Our progress tracker helps log both activity and weight changes over time, making patterns visible. If you're considering glp-1 weight loss options, combining exercise with medication and diet changes provides the strongest results. Always consult your GP before starting a new exercise programme, especially if you have joint problems, heart conditions, or are taking weight loss medication.
- 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.
Which exercise machine burns the most calories?
The stair climber and rowing machine typically burn 500–800 kcal/hour for most adults, depending on body weight and intensity. However, calorie burn alone doesn't determine weight loss — consistency, effort, and overall calorie deficit matter more. Choose a machine you'll use regularly rather than one with theoretical peak burn.
Can you lose weight with just an exercise machine?
Exercise contributes to weight loss but diet is the dominant factor. Most weight management experts agree that 70–clinically studied weight loss comes from calorie intake, with exercise making up the remainder. For sustainable results, combine regular machine use with a reduced-calorie diet and healthy lifestyle changes.
How often should I use an exercise machine for weight loss?
The NHS recommends at least 150 minutes of moderate-intensity aerobic activity per week for health. For weight loss, 3–5 sessions per week on an exercise machine, combined with dietary changes, typically produces results of 0.5–1kg per week.
Is a treadmill or stationary bike better for weight loss?
Both are effective — treadmills burn slightly more calories per hour due to impact and effort, but stationary bikes are lower impact and easier to maintain for longer sessions. Choose whichever machine you'll use consistently. Personal preference and joint health should guide your choice.
Does exercise machine use work with weight loss medication?
Yes — prescription weight loss medication like those available in the NHS weight loss pathway works best alongside regular physical activity and diet changes. Exercise enhances cardiovascular health and helps preserve muscle during weight loss. Always discuss any new exercise programme with your GP before starting, especially if taking prescription weight loss medication.
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.