Bolt Guides

When can you eat salad after gastric sleeve surgery? Find out the recommended timeline, safest ingredients, foods to avoid, and expert NHS-aligned tips for reintroducing raw foods comfortably.

Weight Loss

min read

Gastric Sleeve Weight Loss Calculator: Results, Eligibility & Recovery Planning

Use a gastric sleeve weight loss calculator to estimate your results after sleeve gastrectomy. Learn how these tools work, NHS eligibility criteria, and expert recovery planning advice.

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GLP-1 Brands

Read all on GLP-1 brands

Wegovy

Answer all your questions about Wegovy treatments for weight loss.

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Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

Read Mounjaro guides

GLP-1 Brands

min read

How Long Does Rybelsus Stay in Your System?

How long does Rybelsus stay in your system? Discover the elimination timeline, factors affecting clearance, and what happens when you stop taking this type 2 diabetes medication.

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What Is Ozempic Personality? Mood Changes and Semaglutide

GLP-1 Brands

min read

What Is Ozempic Personality? Mood Changes and Semaglutide

What is Ozempic personality? Explore reported mood and behavioural changes with semaglutide, the scientific evidence, and when to speak to your GP about side effects whilst taking Ozempic for type 2 diabetes.

What Does Trulicity Do to Your Body? Effects Explained

GLP-1 Brands

min read

What Does Trulicity Do to Your Body? Effects Explained

Discover what Trulicity does to your body, including how this GLP-1 receptor agonist lowers blood sugar, affects weight and appetite, and impacts long-term health in type 2 diabetes management.

Saxenda & Blood Donation: UK Eligibility Guide

GLP-1 Brands

min read

Saxenda & Blood Donation: UK Eligibility Guide

Taking Saxenda and want to give blood? Learn UK eligibility rules from NHSBT, what liraglutide means for donors, and when to seek advice before donating.

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Men’s Health

Testosterone

Answer all your questions about testosterone.

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Erectile dysfunction

Answer all your questions about erectile dysfunction.

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Trans Women & Erectile Function: UK Guide

Erectile Dysfunction

min read

Trans Women & Erectile Function: UK Guide

Learn how hormone therapy affects erections in trans women, whether Viagra is suitable, and what support is available through the NHS.

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Testosterone

min read

How Often Should Testosterone Be Checked When Using Testogel?

Find out how often testosterone levels should be checked when using Testogel. Learn about UK monitoring schedules, blood tests, safety checks, and signs your dose may need adjusting under NHS guidelines.

Where to Put Testogel for Women: Safe Application Sites

Testosterone

min read

Where to Put Testogel for Women: Safe Application Sites

Discover where to put Testogel safely if you're a woman prescribed this off-label testosterone therapy. Learn the recommended application sites, step-by-step technique, and essential safety precautions to optimise treatment and minimise risks.

Testosterone

min read

Can Testosterone Cause Gynaecomastia? Symptoms, Risks & NHS Treatment

Can testosterone cause gynaecomastia? Learn how testosterone converts to oestrogen, who is most at risk, how to spot symptoms, and what NHS treatment options are available.

In Ketosis and Calorie Deficit but Not Losing Weight: Why It Happens

Weight Loss

min read

In Ketosis and Calorie Deficit but Not Losing Weight: Why It Happens

In ketosis and a calorie deficit but not losing weight? Discover the real reasons your progress has stalled — from hidden carbs and metabolic adaptation to thyroid conditions and sleep — with UK-based, evidence-backed guidance.

Is There Any Medicine for Gynaecomastia? UK Treatment Options Explained

Weight Loss

min read

Is There Any Medicine for Gynaecomastia? UK Treatment Options Explained

Is there any medicine for gynaecomastia? Learn which off-label treatments UK specialists use, how effective they are, when surgery may be needed, and when to see your GP.

Is It a Big Deal to Be Dealing with Testogel? UK Guide

Testosterone

min read

Is It a Big Deal to Be Dealing with Testogel? UK Guide

Is it a big deal to be dealing with Testogel? Understand what testosterone replacement therapy means, how to use Testogel safely, common concerns, side effects, and long-term monitoring. Expert UK guidance for men prescribed TRT.

Angioedema and Saxenda: Symptoms, Risks & Management

GLP-1 Brands

min read

Angioedema and Saxenda: Symptoms, Risks & Management

Spot angioedema symptoms fast. Includes UK guidance on Saxenda-related reactions, causes, and when to seek urgent care.

Bariatric Cloud Cake Recipe: High-Protein Post-Surgery Snack Guide

Weight Loss

min read

Bariatric Cloud Cake Recipe: High-Protein Post-Surgery Snack Guide

Bariatric cloud cake recipe: a high-protein, low-carb baked snack suitable after weight loss surgery. Discover ingredients, method, NHS dietary guidance, and recovery-stage tips.

Can Weight Loss Injections Cause Headaches? UK Medical Guidance

Wegovy

min read

Can Weight Loss Injections Cause Headaches? UK Medical Guidance

Can weight loss injections cause headaches? Discover which GLP-1 medications are linked to headaches, why they occur, how to manage them safely, and when to seek medical advice. Evidence-based UK guidance for patients.

Ozempic and Blood Thinners: Safety, Interactions and Monitoring

GLP-1 Brands

min read

Ozempic and Blood Thinners: Safety, Interactions and Monitoring

Can you safely take Ozempic with blood thinners? Discover evidence-based guidance on combining semaglutide with anticoagulants, potential interactions, monitoring requirements, and when to seek medical advice for type 2 diabetes patients.

Can Trulicity Cause Nausea? Symptoms and Management

GLP-1 Brands

min read

Can Trulicity Cause Nausea? Symptoms and Management

Can Trulicity cause nausea? Discover how common this side effect is, why it occurs, and evidence-based strategies to manage nausea whilst taking dulaglutide for type 2 diabetes.

Alcoholic Fatty Liver Fatigue: Causes, Symptoms and Recovery

Weight Loss

min read

Alcoholic Fatty Liver Fatigue: Causes, Symptoms and Recovery

Alcoholic fatty liver fatigue explained: discover why ARLD disrupts your energy, what symptoms to look out for, when to see your GP, and how abstinence and lifestyle changes can help you recover.

Benefits of Taking Trulicity for Type 2 Diabetes Management

GLP-1 Brands

min read

Benefits of Taking Trulicity for Type 2 Diabetes Management

Discover the benefits of taking Trulicity for type 2 diabetes management. Learn how this once-weekly GLP-1 receptor agonist improves blood glucose control, supports weight loss, and offers cardiovascular benefits, plus who is most suitable for treatment.

Magnesium L-Threonate & Hair Loss: Evidence Review

Supplements

min read

Magnesium L-Threonate & Hair Loss: Evidence Review

Does magnesium L-threonate support hair health? Explore the clinical evidence, safety profile, and expert guidance on this supplement's role in hair loss.

Mounjaro

min read

Does Mounjaro Cause Brain Fog? Evidence and Management

Does Mounjaro cause brain fog? Explore the evidence on tirzepatide and cognitive symptoms, potential mechanisms, practical management strategies, and when to seek medical advice for concentration or memory problems.

Phentermine After Gastric Sleeve: UK Risks and Licensed Alternatives

Weight Loss

min read

Phentermine After Gastric Sleeve: UK Risks and Licensed Alternatives

Phentermine after gastric sleeve: find out why it's unlicensed in the UK, the risks of using it post-surgery, and which NHS-approved alternatives your bariatric team can offer.

Erectile Dysfunction

min read

Do Fat Burners Cause Erectile Dysfunction? Evidence and Guidance

Do fat burners cause erectile dysfunction? Explore the evidence on how stimulants in weight loss supplements may affect sexual function, potential mechanisms, and when to seek medical advice for ED.

How Does GLP-1 Help PCOS? Evidence and UK Guidance

Weight Loss

min read

How Does GLP-1 Help PCOS? Evidence and UK Guidance

Discover how GLP-1 medications may help manage PCOS by improving insulin resistance, supporting weight loss, and restoring hormonal balance. Learn about the evidence, eligibility, and safety considerations for this emerging treatment approach in the UK.

Bolt Guides

Featured

What Is RMR? Resting Metabolic Rate Explained

Weight loss

What Is RMR? Resting Metabolic Rate Explained

When Can I Eat Salad After Gastric Sleeve Surgery?

Gastric Sleeve Weight Loss Calculator: Results, Eligibility & Recovery Planning

GLP-1 Brands

Wegovy

Mounjaro

How Long Does Rybelsus Stay in Your System?

What Is Ozempic Personality? Mood Changes and Semaglutide

What Does Trulicity Do to Your Body? Effects Explained

Saxenda & Blood Donation: UK Eligibility Guide

Men’s Health

Testosterone

Erectile dysfunction

Trans Women & Erectile Function: UK Guide

How Often Should Testosterone Be Checked When Using Testogel?

Where to Put Testogel for Women: Safe Application Sites

Can Testosterone Cause Gynaecomastia? Symptoms, Risks & NHS Treatment

Browse all

In Ketosis and Calorie Deficit but Not Losing Weight: Why It Happens

Is There Any Medicine for Gynaecomastia? UK Treatment Options Explained

Is It a Big Deal to Be Dealing with Testogel? UK Guide

Angioedema and Saxenda: Symptoms, Risks & Management

Bariatric Cloud Cake Recipe: High-Protein Post-Surgery Snack Guide

Can Weight Loss Injections Cause Headaches? UK Medical Guidance

Ozempic and Blood Thinners: Safety, Interactions and Monitoring

Can Trulicity Cause Nausea? Symptoms and Management

Alcoholic Fatty Liver Fatigue: Causes, Symptoms and Recovery

Benefits of Taking Trulicity for Type 2 Diabetes Management

Magnesium L-Threonate & Hair Loss: Evidence Review

Does Mounjaro Cause Brain Fog? Evidence and Management

Phentermine After Gastric Sleeve: UK Risks and Licensed Alternatives

Do Fat Burners Cause Erectile Dysfunction? Evidence and Guidance

How Does GLP-1 Help PCOS? Evidence and UK Guidance

Personalized weight management for women