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
Does Weight Loss Stop Snoring?
Yes, weight loss can significantly reduce or even stop snoring in many people. Excess weight, particularly around the neck and throat, narrows the airway and increases snoring severity. The NHS recognises weight management as an effective treatment for snoring linked to obstructive sleep apnoea. Even modest weight loss—as little as 5–10% of body weight—can improve sleep quality and reduce snoring symptoms. Use our free BMI calculator above to check whether your weight may be contributing to sleep issues.
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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.
How Does Weight Affect Snoring?
Excess weight narrows the airway by increasing fatty tissue around the throat and neck. This restricts airflow during sleep, causing the vibration that produces snoring sounds. People with a higher BMI are significantly more likely to develop obstructive sleep apnoea (OSA)—a condition where breathing repeatedly stops and starts during sleep.
Weight-related snoring often worsens with increasing BMI. Even clinically studied weight loss can improve symptoms noticeably. The NHS recommends weight management as a first-line treatment for snoring caused by excess weight, alongside lifestyle changes like sleeping position and avoiding alcohol before bed. Our free weight converter helps you track weight loss progress in stone, lbs, or kg—whichever feels most natural to you.
- Fatty tissue in the throat reduces airway diameter
- Increased pressure on airways during sleep triggers vibration
- Weight loss reduces this tissue and expands the airway
- Even modest weight loss improves breathing during sleep
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.
Weight Loss and Sleep Apnoea
Obstructive sleep apnoea (OSA) is closely linked to weight. Studies show that losing weight—whether through nhs weight loss programmes, dietary changes, or prescription weight loss medication—can reduce OSA severity and snoring intensity.
For significant weight loss goals, prescription weight loss injections like Wegovy (semaglutide) and Mounjaro (tirzepatide) may help as part of a comprehensive weight management uk strategy. These are GLP-1 weight loss medications available through NHS specialist services or private prescribing. Try our GLP-1 weight loss calculator to explore projected outcomes at different doses. Results vary between individuals, but clinical trials show meaningful weight loss alongside lifestyle changes.
- Weight loss medication is prescription-only and requires clinical assessment
- Medications work best alongside reduced-calorie diet and physical activity
- Results typically appear over 12–16 weeks of consistent use
- 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.
How much weight do I need to lose to stop snoring?
Even 5–clinically studied weight loss can reduce snoring noticeably. For larger reductions, aim for 0.5–1 kg per week through sustainable dietary changes and increased physical activity. Your GP can advise on a personalised target based on your health. Use our BMI calculator to find your healthy weight range for your height.
Does Wegovy help with snoring?
Wegovy (semaglutide) is a prescription-only weight loss injection licensed in the UK. Clinical trials showed it helps people lose an average of 15% body weight, which may reduce snoring if excess weight is the cause. However, it's not marketed specifically for snoring—weight loss is the mechanism that may help. A prescriber will assess whether it's suitable for you.
Can I access weight loss medication through the NHS for snoring?
Weight loss medication through the NHS is available via specialist tier 3/4 weight management services—not standard GP prescription. Eligibility typically requires a BMI of 30 or above, or 27–29.9 with weight-related health conditions like sleep apnoea. Referral from your GP is the first step. Regional availability varies significantly.
What's the difference between snoring and sleep apnoea?
Snoring is the sound caused by airway vibration during sleep. Sleep apnoea is a medical condition where breathing repeatedly stops and starts—it's more serious and requires treatment. Both are linked to excess weight. If you snore loudly or wake gasping for breath, ask your GP for assessment.
How quickly does weight loss stop snoring?
Snoring often improves within weeks of meaningful weight loss, though the timeline varies. Some people notice improvement after losing just a few kilograms, whilst others need greater loss. Consistent progress matters more than speed—the NHS recommends losing 0.5–1 kg per week for sustainable results.
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.