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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Weight Loss Reward Ideas That Keep You Motivated
Celebrating milestones during your weight loss journey is an important part of staying motivated and committed to your goals. Rather than using food as a reward, which can undermine your progress, this guide explores practical, meaningful alternatives that reinforce positive behaviours and help you stay on track. Whether you're managing weight through lifestyle changes, NHS weight loss programmes, or prescription weight loss medication, setting up a reward system can significantly boost your long-term success.
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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.
Non-Food Rewards That Matter
The most effective weight loss rewards are those that celebrate your achievement without triggering old eating habits. Consider experiences over objects — a spa day, weekend trip, concert tickets, or activity class you've always wanted to try. These create positive memories linked to your success.
Physical rewards work well too: new workout clothes, quality trainers, a fitness tracker, or sports equipment that supports your continued health journey. Personal care treats like a massage, haircut, facial, or new skincare products feel indulgent without derailing progress.
- Weekend break or staycation
- New hobby or skill class (cooking, art, dance)
- Luxury grooming or spa treatment
- Fitness gear or sports equipment
- Book, audiobook, or subscription service
- Movie night with premium snacks (non-food reward paired with entertainment)
Set rewards at realistic intervals — perhaps every 5% of your target weight lost — so you have regular motivation without losing sight of the bigger goal.
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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.
Building a Sustainable Reward System
Effective reward systems work best when aligned with your weight loss method. If you're following an NHS weight loss programme or using prescription weight loss medication like Mounjaro or Wegovy, your journey may span several months, making milestone rewards especially valuable for maintaining momentum.
Track your progress using a weight progress tracker to visualise milestones and plan rewards in advance. This creates something to work towards. Keep rewards modest at first — you don't need to spend heavily to feel celebrated. Involve a supportive friend or family member who can help acknowledge your achievement. Finally, ensure your reward reinforces healthy behaviours: something that celebrates your dedication to better health, not something that undoes your progress.
- 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 best way to choose weight loss rewards?
Choose rewards that excite you personally and align with a healthier lifestyle. Ask yourself: does this celebrate my achievement without triggering unhelpful eating patterns? Does it feel meaningful to me? The best rewards are those you genuinely want and that don't contradict your health goals.
How often should I give myself weight loss rewards?
Plan rewards at regular milestones — every 5% of your target weight lost works well. For example, if you're aiming to lose 20kg, set rewards at 1kg, 2kg, 3kg intervals. This keeps motivation consistent without making rewards too frequent or too far apart.
Can I use food as a reward during weight loss?
It's generally better to avoid food rewards, as this can reinforce the emotional eating patterns you're trying to change. However, a planned, portion-controlled treat as part of your normal diet (not as a "special reward") can work for some people. Discuss this with your GP or a dietitian if you're unsure.
Are rewards important if I'm using weight loss medication?
Yes. Even with prescription medications like Mounjaro or Wegovy, which may help with appetite control, celebrating milestones reinforces your commitment and keeps you engaged with your weight loss journey. Rewards acknowledge the effort you're putting in alongside the medication.
What if I can't afford expensive rewards?
The most meaningful rewards aren't expensive. Free or low-cost ideas include a guilt-free lie-in, time for a hobby, a walk in nature, quality time with loved ones, or a film night at home. Rewards work because they acknowledge your achievement, not because of their cost.
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.