Bolt Guides

Expert insights on weight loss and more.

Featured

Vitamin K Trade Name: Konakion & UK Clinical Use

Supplements

min read

Vitamin K Trade Name: Konakion & UK Clinical Use

Discover UK trade names for vitamin K, including Konakion MM, plus formulations, doses, and clinical uses for neonates and warfarin reversal.

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Weight loss

Read all on weight loss

HbA1c Normal but OGTT High: Causes, Diagnosis, and NHS Next Steps

Weight Loss

min read

HbA1c Normal but OGTT High: Causes, Diagnosis, and NHS Next Steps

HbA1c normal but OGTT high? Discover why these results can conflict, what it means for your diabetes risk, and the NHS-recommended next steps for diagnosis and management.

Gastric Sleeve Operation Pensacola: Eligibility, Risks and Recovery

Weight Loss

min read

Gastric Sleeve Operation Pensacola: Eligibility, Risks and Recovery

Gastric sleeve operation in Pensacola explained — eligibility criteria, what to expect before and after surgery, risks, diet, and how to find accredited bariatric services. Read our clinically reviewed guide.

Decrease in HbA1c with Bydureon: Evidence, Expectations & NICE Guidance

Weight Loss

min read

Decrease in HbA1c with Bydureon: Evidence, Expectations & NICE Guidance

Decrease in HbA1c with Bydureon: discover what reductions to expect, clinical trial evidence, NICE NG28 prescribing criteria, and how to monitor your diabetes management on the NHS.

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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

Ozempic Face: Does Semaglutide Make You Look Old?

Learn what causes 'Ozempic face', why rapid weight loss affects facial volume, and how to manage facial ageing changes during semaglutide treatment.

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Ozempic Face: Does Semaglutide Make You Look Old?

Trulicity Mechanism of Action: How It Controls Blood Sugar

GLP-1 Brands

min read

Trulicity Mechanism of Action: How It Controls Blood Sugar

Discover how Trulicity's mechanism of action works to control blood sugar in type 2 diabetes. Learn about GLP-1 receptor activation, insulin secretion, glucagon suppression, and clinical effects on glucose and weight management.

Saxenda Side Effects: Nausea, Sickness & Management

GLP-1 Brands

min read

Saxenda Side Effects: Nausea, Sickness & Management

Nausea affects 40% of Saxenda users. Learn why it happens, how long it lasts, and how to manage this GLP-1 side effect during treatment.

GLP-1 & Libido: Saxenda, Tirzepatide & Sex Drive

GLP-1 Brands

min read

GLP-1 & Libido: Saxenda, Tirzepatide & Sex Drive

Do GLP-1 weight loss drugs affect libido? Explore UK clinical evidence on medicines like Saxenda and tirzepatide, plus when to see your GP.

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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.

Read erectile dysfunction guides

Erectile Dysfunction

min read

Does Sitagliptin Cause Erectile Dysfunction? Evidence and Guidance

Does sitagliptin cause erectile dysfunction? Discover the evidence on this DPP-4 inhibitor, how diabetes affects sexual health, and when to seek medical advice for ED.

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How Does Testogel Affect My Girlfriend: Transfer Risks and Prevention

Testosterone

min read

How Does Testogel Affect My Girlfriend: Transfer Risks and Prevention

Concerned about how Testogel might affect your girlfriend? Learn about testosterone transfer risks, potential effects on female partners, and essential precautions to prevent exposure. Expert UK guidance on safe use of topical testosterone therapy.

Does Testogel Cause You to Fail a Doping Test?

Testosterone

min read

Does Testogel Cause You to Fail a Doping Test?

Does Testogel cause you to fail a doping test? Discover how testosterone replacement therapy affects anti-doping tests, TUE requirements for athletes, detection methods, and UKAD/WADA regulations for competitive sport in the UK.

Does Anyone Use 2 Sachets of Testogel at a Time?

Testosterone

min read

Does Anyone Use 2 Sachets of Testogel at a Time?

Can you use two sachets of Testogel daily? Discover when two sachets may be prescribed for testosterone deficiency, how to apply them safely, essential monitoring requirements, and potential side effects. Evidence-based UK guidance for patients.

Does Fatty Liver Cause Rib Pain? Symptoms and When to Seek Help

Weight Loss

min read

Does Fatty Liver Cause Rib Pain? Symptoms and When to Seek Help

Does fatty liver cause rib pain? Discover the connection between hepatic steatosis and rib discomfort, when liver enlargement may cause symptoms, and what other conditions could be responsible for your pain.

Bruise After Injection in Stomach: Causes & Prevention

GLP-1 Brands

min read

Bruise After Injection in Stomach: Causes & Prevention

Why Ozempic and GLP-1 injections cause bruising at the injection site, how to prevent it with proper technique, and when to seek medical advice.

Best Allergy Medication for Athletes: UK Guide to Safe, Effective Treatment

Supplements

min read

Best Allergy Medication for Athletes: UK Guide to Safe, Effective Treatment

Best allergy medication for athletes in the UK — discover non-sedating antihistamines, nasal sprays, WADA-safe options, and expert advice to manage hay fever and allergic rhinitis without affecting performance.

Raloxifene Dose for Gynaecomastia: UK Evidence and Safety Guide

Weight Loss

min read

Raloxifene Dose for Gynaecomastia: UK Evidence and Safety Guide

Raloxifene dose for gynaecomastia explained: off-label 60 mg daily use, clinical evidence, UK safety guidance, side effects, and when to seek NHS specialist advice.

Weight Loss

min read

Healthy Recipes Calorie Deficit: Evidence-Based Guide to Weight Loss

Discover evidence-based healthy recipes for a calorie deficit that support sustainable weight loss. Learn nutritional principles, high-protein meal ideas, meal planning strategies, and common mistakes to avoid—all aligned with NHS and NICE guidance for safe, effective weight management.

Gastric Band B12 Deficiency: Symptoms, Diagnosis and Treatment

Weight Loss

min read

Gastric Band B12 Deficiency: Symptoms, Diagnosis and Treatment

Gastric band B12 deficiency: understand why it occurs, how to spot symptoms, what blood tests confirm it, and what NHS and NICE guidance recommends for supplementation and lifelong monitoring.

Does Sitagliptin Increase the Duration of Action of Incretins?

Weight Loss

min read

Does Sitagliptin Increase the Duration of Action of Incretins?

Does sitagliptin increase the duration of action of incretins? Discover how this DPP-4 inhibitor extends incretin activity to improve blood glucose control in type 2 diabetes, with guidance on NHS prescribing, safety, and clinical effects.

Does Rybelsus Cause Yeast Infections? UK Medical Guidance

GLP-1 Brands

min read

Does Rybelsus Cause Yeast Infections? UK Medical Guidance

Does Rybelsus cause yeast infections? Discover how this type 2 diabetes medication affects infection risk, why diabetes itself increases susceptibility to candidiasis, and practical steps for prevention and treatment.

Is Flonase an Allergy Medication? Fluticasone Nasal Spray Explained

Supplements

min read

Is Flonase an Allergy Medication? Fluticasone Nasal Spray Explained

Is Flonase an allergy medication? Yes — find out how fluticasone nasal spray (Flixonase in the UK) treats allergic rhinitis, how to use it safely, and when to see a GP.

Mounjaro

min read

Can You Buy Mounjaro Over the Counter in the UK?

Can you buy Mounjaro over the counter in the UK? Learn why tirzepatide is prescription-only, how to access it safely through regulated providers, and what alternatives exist for weight management without OTC purchase.

C-Reactive Protein and Fatty Liver Disease: What's the Link?

Weight Loss

min read

C-Reactive Protein and Fatty Liver Disease: What's the Link?

Discover the link between C-reactive protein and fatty liver disease. Learn how CRP reflects inflammation in NAFLD, why it's not used for diagnosis, and which tests UK guidance recommends instead.

Omega Fatty Acids Benefits: Evidence-Based Health Guide

Supplements

min read

Omega Fatty Acids Benefits: Evidence-Based Health Guide

Discover the evidence-based omega fatty acids benefits for heart health, inflammation, and overall wellbeing. Learn about omega-3, omega-6, food sources, and UK guidance on supplementation from trusted medical experts.

Can Rybelsus Cause Depression? Evidence and Guidance

GLP-1 Brands

min read

Can Rybelsus Cause Depression? Evidence and Guidance

Can Rybelsus cause depression? Explore the evidence linking semaglutide to mood changes, recognise warning signs, and learn what to do if you experience low mood whilst taking this type 2 diabetes medication.

Is Hibiscus Good for Fatty Liver? Evidence and Safety

Weight Loss

min read

Is Hibiscus Good for Fatty Liver? Evidence and Safety

Is hibiscus good for fatty liver? Discover what the evidence shows about hibiscus tea for NAFLD, including safety, dosage, precautions, and proven medical treatments for fatty liver disease in the UK.

Gynaecomastia in the Army: Causes, Treatment and Fitness for Duty

Weight Loss

min read

Gynaecomastia in the Army: Causes, Treatment and Fitness for Duty

Gynaecomastia in the army: understand the causes, NHS and Defence Medical Services treatment options, fitness-for-duty implications, and when to seek urgent medical review.

Bolt Guides

Featured

Vitamin K Trade Name: Konakion & UK Clinical Use

Weight loss

HbA1c Normal but OGTT High: Causes, Diagnosis, and NHS Next Steps

Gastric Sleeve Operation Pensacola: Eligibility, Risks and Recovery

Decrease in HbA1c with Bydureon: Evidence, Expectations & NICE Guidance

GLP-1 Brands

Wegovy

Mounjaro

Ozempic Face: Does Semaglutide Make You Look Old?

Trulicity Mechanism of Action: How It Controls Blood Sugar

Saxenda Side Effects: Nausea, Sickness & Management

GLP-1 & Libido: Saxenda, Tirzepatide & Sex Drive

Men’s Health

Testosterone

Erectile dysfunction

Does Sitagliptin Cause Erectile Dysfunction? Evidence and Guidance

How Does Testogel Affect My Girlfriend: Transfer Risks and Prevention

Does Testogel Cause You to Fail a Doping Test?

Does Anyone Use 2 Sachets of Testogel at a Time?

Browse all

Does Fatty Liver Cause Rib Pain? Symptoms and When to Seek Help

Bruise After Injection in Stomach: Causes & Prevention

Best Allergy Medication for Athletes: UK Guide to Safe, Effective Treatment

Raloxifene Dose for Gynaecomastia: UK Evidence and Safety Guide

Healthy Recipes Calorie Deficit: Evidence-Based Guide to Weight Loss

Gastric Band B12 Deficiency: Symptoms, Diagnosis and Treatment

Does Sitagliptin Increase the Duration of Action of Incretins?

Does Rybelsus Cause Yeast Infections? UK Medical Guidance

Is Flonase an Allergy Medication? Fluticasone Nasal Spray Explained

Can You Buy Mounjaro Over the Counter in the UK?

C-Reactive Protein and Fatty Liver Disease: What's the Link?

Omega Fatty Acids Benefits: Evidence-Based Health Guide

Can Rybelsus Cause Depression? Evidence and Guidance

Is Hibiscus Good for Fatty Liver? Evidence and Safety

Gynaecomastia in the Army: Causes, Treatment and Fitness for Duty

Personalized weight management for women