Bolt Guides

Expert insights on weight loss and more.

Featured

Mounjaro

min read

Mounjaro and Joint Pain: Evidence, Causes and Management

Concerned about Mounjaro and joint pain? Discover what clinical evidence shows, why joint discomfort may occur during tirzepatide treatment, and when to seek medical advice for musculoskeletal symptoms whilst managing type 2 diabetes.

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Weight loss

Read all on weight loss

Best Time to Take GLP-1: Morning or Night? (UK Guide)

Weight Loss

min read

Best Time to Take GLP-1: Morning or Night? (UK Guide)

Find the best time to take your GLP-1 shot or supplement. Evidence-based timing guidance for semaglutide, retatrutide & more to reduce side effects.

Does GLP-1 Make You Pee More? Causes & What to Know

Weight Loss

min read

Does GLP-1 Make You Pee More? Causes & What to Know

Find out why Ozempic, Mounjaro, Wegovy and other GLP-1s may increase urination. Learn the causes, when to worry, and how to manage it.

Which GLP-1 Has Less Nausea: Comparing Tolerability

Weight Loss

min read

Which GLP-1 Has Less Nausea: Comparing Tolerability

Which GLP-1 has less nausea? Compare nausea rates across semaglutide, dulaglutide, liraglutide, exenatide and tirzepatide. Evidence-based guidance on tolerability, practical strategies to reduce nausea, and when to seek medical advice for GLP-1 receptor agonist therapy.

Read all on weight loss

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

Restarting Ozempic After Surgery: When & How to Resume

Learn when to safely restart Ozempic after surgery, how to resume treatment after 1-4 weeks off, and what to expect when restarting GLP-1 therapy.

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Restarting Ozempic After Surgery: When & How to Resume

Accidentally Took Two Rybelsus: What to Do and How to Stay Safe

GLP-1 Brands

min read

Accidentally Took Two Rybelsus: What to Do and How to Stay Safe

Accidentally took two Rybelsus tablets? Learn what to do immediately, which symptoms require medical attention, how to manage side effects, and practical tips to prevent future medication errors with semaglutide.

Ozempic and Hiatal Hernia: Management and Safety Guidance

GLP-1 Brands

min read

Ozempic and Hiatal Hernia: Management and Safety Guidance

Ozempic and hiatal hernia: understand how this diabetes medication may affect digestive symptoms, practical management tips for patients with hiatal hernia, and when to seek medical advice for safe, effective treatment.

Does Ozempic Cause Numbness and Tingling? UK Clinical Guidance

GLP-1 Brands

min read

Does Ozempic Cause Numbness and Tingling? UK Clinical Guidance

Does Ozempic cause numbness and tingling? Discover the indirect mechanisms that may explain paraesthesia during treatment, when to seek medical advice, and how to manage symptoms effectively with UK clinical guidance.

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Men’s Health

Testosterone

Answer all your questions about testosterone.

Read testosterone guides

Erectile dysfunction

Answer all your questions about erectile dysfunction.

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Erectile Dysfunction

min read

Best Nitric Oxide Supplement for Erectile Dysfunction: UK Evidence Review

Discover which nitric oxide supplements may help erectile dysfunction, including L-arginine, L-citrulline, and beetroot extract. Learn about the evidence, safety considerations, and when to see your GP for proven NHS treatments for ED.

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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.

Testosterone

min read

Testosterone Booster for Gynaecomastia: Evidence, Risks and UK Treatment Options

Testosterone booster for gynaecomastia — does it work? Explore the evidence, safety risks, MHRA and NHS guidance, and clinically recognised UK treatment options for enlarged male breast tissue.

Testosterone

min read

Testosterone & Anaemia Treatment in the UK Explained

Can testosterone treat anaemia? Discover how it affects red blood cells, when it's considered, and why NHS doctors rarely use it over standard treatments.

Omega-3 and Cholesterol: Effects, Evidence and UK Guidance

Supplements

min read

Omega-3 and Cholesterol: Effects, Evidence and UK Guidance

Discover how omega-3 and cholesterol are connected. Learn about omega-3's effects on triglycerides, LDL and HDL cholesterol, evidence-based dosing, and UK clinical guidance for heart health and lipid management.

B12 Injections for Fat Loss: Evidence, Risks and Alternatives

Supplements

min read

B12 Injections for Fat Loss: Evidence, Risks and Alternatives

Do B12 injections work for fat loss? Discover the evidence behind B12 injections for weight management, who truly needs them, potential risks, and NICE-recommended alternatives for sustainable fat loss in the UK.

Erectile Dysfunction

min read

Do Alpha Blockers Cause Erectile Dysfunction? Evidence and Management

Do alpha blockers cause erectile dysfunction? Discover the evidence on how tamsulosin, doxazosin, and other alpha blockers affect sexual function, plus practical management strategies for men concerned about side effects.

Can Podiatrists Bill for Testing HbA1c? UK Guidance Explained

Weight Loss

min read

Can Podiatrists Bill for Testing HbA1c? UK Guidance Explained

Can podiatrists bill for testing HbA1c in the UK? Understand NHS funding rules, private practice options, HCPC scope of practice, NICE guidance, and the correct clinical pathway for diabetic foot care.

Adderall and Allergy Medications: Safe Combinations and Risks Explained

Supplements

min read

Adderall and Allergy Medications: Safe Combinations and Risks Explained

Adderall and allergy medications: find out which antihistamines and decongestants are safe with ADHD stimulants, which combinations to avoid, and when to seek UK medical advice.

Is Rybelsus Safe to Take? UK Safety Guide for Patients

GLP-1 Brands

min read

Is Rybelsus Safe to Take? UK Safety Guide for Patients

Is Rybelsus safe to take? Discover who can safely use this oral diabetes medication, important contraindications, common and serious side effects, essential monitoring requirements, and when to seek medical advice. Evidence-based UK guidance for patients and healthcare professionals.

What Does Metabolise Mean? UK Medical Guide to Drug Metabolism

Weight Loss

min read

What Does Metabolise Mean? UK Medical Guide to Drug Metabolism

What does metabolise mean? Discover how your body transforms medicines and food through metabolism, why it matters for treatment safety, and when metabolic differences affect your health. Expert UK medical guidance.

Does Fish Oil Lower Blood Pressure? Evidence and Safety Guide

Supplements

min read

Does Fish Oil Lower Blood Pressure? Evidence and Safety Guide

Does fish oil lower blood pressure? Discover what the evidence shows about omega-3 supplements for hypertension, including recommended dosages, safety considerations, and when to consult your GP about fish oil and blood pressure management.

Uses of Omega-3 Fish Oil: Evidence and UK Guidance

Supplements

min read

Uses of Omega-3 Fish Oil: Evidence and UK Guidance

Discover the evidence-based uses of omega-3 fish oil, including cardiovascular health, hypertriglyceridaemia, and rheumatoid arthritis. Learn about recommended dosages, safety considerations, and UK clinical guidance on when omega-3 supplementation may be beneficial.

Will Testogel Reduce My Man Boobs? Gynaecomastia Treatment Facts

Testosterone

min read

Will Testogel Reduce My Man Boobs? Gynaecomastia Treatment Facts

Will Testogel reduce man boobs? Discover why testosterone gel is not indicated for gynaecomastia treatment and may worsen breast tissue enlargement. Learn about evidence-based treatment options, underlying causes, and when to consult your GP for male breast enlargement.

Roller Coasters After Gastric Sleeve: When Is It Safe?

Weight Loss

min read

Roller Coasters After Gastric Sleeve: When Is It Safe?

Wondering when you can ride a roller coaster after gastric sleeve surgery? Learn the recommended waiting times, risks, recovery factors, and expert safety tips from UK bariatric guidance.

Why Do I Feel Worse After My B12 Injection? Causes & Management

Supplements

min read

Why Do I Feel Worse After My B12 Injection? Causes & Management

Discover why you might feel worse after a B12 injection, including metabolic adjustment, common side effects, and when to seek medical advice. Expert guidance on managing post-injection symptoms safely.

Mounjaro

min read

Mounjaro Waking Up Early: Sleep Disturbances and Management

Experiencing early morning waking on Mounjaro? Discover whether tirzepatide affects sleep patterns, what causes sleep disturbances, and practical strategies to improve sleep quality whilst taking this diabetes and weight management medication.

Vitamin K Fruits: Best Sources and Daily Requirements

Supplements

min read

Vitamin K Fruits: Best Sources and Daily Requirements

Discover which fruits are high in vitamin K, including kiwi, avocado, and berries. Learn about daily requirements, health benefits, and practical tips for incorporating vitamin K fruits into your diet, with guidance for those on anticoagulants.

Mounjaro

min read

How Long to Hold Mounjaro Before Surgery: UK Guidance

Discover how long to hold Mounjaro before surgery in the UK. Expert guidance on pausing tirzepatide, managing blood sugar perioperatively, aspiration risks, and when to safely restart treatment after your procedure.

Bolt Guides

Featured

Mounjaro and Joint Pain: Evidence, Causes and Management

Weight loss

Best Time to Take GLP-1: Morning or Night? (UK Guide)

Does GLP-1 Make You Pee More? Causes & What to Know

Which GLP-1 Has Less Nausea: Comparing Tolerability

GLP-1 Brands

Wegovy

Mounjaro

Restarting Ozempic After Surgery: When & How to Resume

Accidentally Took Two Rybelsus: What to Do and How to Stay Safe

Ozempic and Hiatal Hernia: Management and Safety Guidance

Does Ozempic Cause Numbness and Tingling? UK Clinical Guidance

Men’s Health

Testosterone

Erectile dysfunction

Best Nitric Oxide Supplement for Erectile Dysfunction: UK Evidence Review

Can Testosterone Cause Gynaecomastia? Symptoms, Risks & NHS Treatment

Testosterone Booster for Gynaecomastia: Evidence, Risks and UK Treatment Options

Testosterone & Anaemia Treatment in the UK Explained

Browse all

Omega-3 and Cholesterol: Effects, Evidence and UK Guidance

B12 Injections for Fat Loss: Evidence, Risks and Alternatives

Do Alpha Blockers Cause Erectile Dysfunction? Evidence and Management

Can Podiatrists Bill for Testing HbA1c? UK Guidance Explained

Adderall and Allergy Medications: Safe Combinations and Risks Explained

Is Rybelsus Safe to Take? UK Safety Guide for Patients

What Does Metabolise Mean? UK Medical Guide to Drug Metabolism

Does Fish Oil Lower Blood Pressure? Evidence and Safety Guide

Uses of Omega-3 Fish Oil: Evidence and UK Guidance

Will Testogel Reduce My Man Boobs? Gynaecomastia Treatment Facts

Roller Coasters After Gastric Sleeve: When Is It Safe?

Why Do I Feel Worse After My B12 Injection? Causes & Management

Mounjaro Waking Up Early: Sleep Disturbances and Management

Vitamin K Fruits: Best Sources and Daily Requirements

How Long to Hold Mounjaro Before Surgery: UK Guidance

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