Bolt Guides

Expert insights on weight loss and more.

Featured

4:3 Intermittent Fasting: Benefits, Safety, and UK Guidance

Weight Loss

min read

4:3 Intermittent Fasting: Benefits, Safety, and UK Guidance

4:3 intermittent fasting explained: how it works, evidence-based health benefits, who should avoid it, and what NHS and NICE guidance says. Read our UK clinical guide.

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Weight loss

Read all on weight loss

Weight Loss

min read

4:3 Intermittent Fasting: Benefits, Safety, and UK Guidance

4:3 intermittent fasting explained: how it works, evidence-based health benefits, who should avoid it, and what NHS and NICE guidance says. Read our UK clinical guide.

Oolong Tea and Visceral Fat: Evidence, Mechanisms, and UK Guidance

Weight Loss

min read

Oolong Tea and Visceral Fat: Evidence, Mechanisms, and UK Guidance

Oolong tea and visceral fat: explore the evidence, proposed mechanisms, safe consumption guidance for UK adults, and NICE-recommended lifestyle strategies for reducing abdominal fat.

Gastric Sleeve Testimonials: Pros, Cons and What UK Patients Experience

Weight Loss

min read

Gastric Sleeve Testimonials: Pros, Cons and What UK Patients Experience

Gastric sleeve testimonials, pros and cons explained — discover what UK patients really experience, the clinical benefits, risks, nutritional needs, and how to access NHS or private surgery.

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GLP-1 Brands

Read all on GLP-1 brands

Wegovy

Answer all your questions about Wegovy treatments for weight loss.

Read Wegovy guides

Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

Read Mounjaro guides

GLP-1 Brands

min read

Does Trulicity Cause Weight Loss? UK Clinical Evidence

Does Trulicity cause weight loss? Discover how this type 2 diabetes medication affects weight, what clinical trials show, who should consider it, and what to discuss with your GP about Trulicity treatment.

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Does Trulicity Cause Weight Loss? UK Clinical Evidence

Can Trulicity Be Used With Lantus for Type 2 Diabetes?

GLP-1 Brands

min read

Can Trulicity Be Used With Lantus for Type 2 Diabetes?

Can Trulicity be used with Lantus? Discover how these two diabetes medications work together, clinical evidence supporting their combination, dosing considerations, potential side effects, and when to contact your healthcare team for optimal type 2 diabetes management.

Trulicity Doses Per Pen: UK Dosing Guide

GLP-1 Brands

min read

Trulicity Doses Per Pen: UK Dosing Guide

Learn about Trulicity pen strengths, how to administer your weekly dose, storage tips, and what to do if you miss a dose.

Does Trulicity Need Refrigeration? Storage Guidelines Explained

GLP-1 Brands

min read

Does Trulicity Need Refrigeration? Storage Guidelines Explained

Does Trulicity need refrigeration? Discover essential storage guidelines for Trulicity (dulaglutide), including refrigeration requirements, room temperature limits, travel tips, and what happens if storage conditions are compromised.

Read all on GLP-1 brands

Men’s Health

Testosterone

Answer all your questions about testosterone.

Read testosterone guides

Erectile dysfunction

Answer all your questions about erectile dysfunction.

Read erectile dysfunction guides

Erectile Dysfunction

min read

Does Ropinirole Cause Erectile Dysfunction? UK Medical Guide

Does ropinirole cause erectile dysfunction? Explore the complex relationship between this Parkinson's medication and sexual function, including management strategies and when to seek medical advice.

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When to Start Testogel: Clinical Indications and Guidelines

Testosterone

min read

When to Start Testogel: Clinical Indications and Guidelines

Discover when to start Testogel for testosterone replacement therapy. Expert guidance on clinical indications, essential blood tests, dosing protocols, contraindications, and monitoring requirements for safe TRT initiation in the UK.

How Long Is Testogel Detectable in Urine? UK Guide

Testosterone

min read

How Long Is Testogel Detectable in Urine? UK Guide

How long is Testogel detectable in urine? Discover detection windows, anti-doping testing methods, factors affecting clearance, and essential medical and legal considerations for UK patients prescribed testosterone replacement therapy.

Is It Normal to Have an Erection on Testogel? UK Guide

Testosterone

min read

Is It Normal to Have an Erection on Testogel? UK Guide

Is it normal to have an erection on Testogel? Discover why erections during testosterone replacement are expected, when they indicate successful treatment, warning signs requiring medical attention, and how to manage sexual changes safely.

CoQ10 Benefits for Men: Evidence, Dosage and Safety Guidance

Supplements

min read

CoQ10 Benefits for Men: Evidence, Dosage and Safety Guidance

Discover evidence-based CoQ10 benefits for men, including cardiovascular health, fertility support, and energy production. Learn about recommended dosages, safety considerations, and UK clinical guidance on supplementation.

Hair Loss

min read

Hair Loss and Hashimoto's: Causes, Diagnosis, and NHS Treatments

Hair loss and Hashimoto's thyroiditis explained — discover why thyroid autoimmunity causes shedding, how it's diagnosed on the NHS, and what treatments can help restore hair growth.

Cod Liver Oil and Fish Oil Benefits: Evidence-Based Guide

Supplements

min read

Cod Liver Oil and Fish Oil Benefits: Evidence-Based Guide

Discover the evidence-based benefits of cod liver oil and fish oil, including omega-3 fatty acids for heart health, inflammation, and brain function. Learn safe dosing, who should avoid them, and how to choose quality supplements following UK clinical guidance.

Does Sildenafil Affect Blood Pressure? Safety Guide

Erectile Dysfunction

min read

Does Sildenafil Affect Blood Pressure? Safety Guide

Does sildenafil affect blood pressure? Discover how Viagra influences cardiovascular function, who should avoid it, and essential safety precautions for patients with heart conditions or taking blood pressure medications.

Retatrutide Dilution: UK Safety Guidance and Legal Status Explained

GLP-1 Brands

min read

Retatrutide Dilution: UK Safety Guidance and Legal Status Explained

How to dilute retatrutide safely? The short answer: you cannot — no MHRA-approved protocol exists outside clinical trials. Learn the risks, legal status in the UK, and safer licensed alternatives.

How to Use Testogel for Bodybuilding: Risks and Safe Alternatives

Testosterone

min read

How to Use Testogel for Bodybuilding: Risks and Safe Alternatives

Discover why using Testogel for bodybuilding is dangerous and illegal. Learn about serious health risks, legal implications, and safe, evidence-based alternatives for muscle building without prescription testosterone.

Does Sildenafil Cause Constipation? UK Guidance and Side Effects

Erectile Dysfunction

min read

Does Sildenafil Cause Constipation? UK Guidance and Side Effects

Does sildenafil cause constipation? Discover what UK prescribing guidance says about this side effect, why digestive symptoms may occur, and when to seek medical advice about sildenafil and bowel health.

Best White Fish to Eat: UK Guide to Healthy, Sustainable Choices

Supplements

min read

Best White Fish to Eat: UK Guide to Healthy, Sustainable Choices

Discover the best white fish to eat for health, nutrition, and sustainability. Expert guidance on cod, haddock, plaice, and other UK varieties with NHS-aligned advice on selection, preparation, and dietary benefits for optimal wellbeing.

Menopause Weight Loss with Saxenda: Effectiveness and Safety Guide

GLP-1 Brands

min read

Menopause Weight Loss with Saxenda: Effectiveness and Safety Guide

Menopause weight loss with Saxenda: discover how this GLP-1 medication works for menopausal women, eligibility criteria, clinical evidence, side effects, and lifestyle alternatives for managing weight gain during the menopausal transition.

Does Omeprazole Cause Gynaecomastia? Evidence, Risks & Advice

Weight Loss

min read

Does Omeprazole Cause Gynaecomastia? Evidence, Risks & Advice

Does omeprazole cause gynaecomastia? Learn what the evidence says, how common this rare side effect is, which men are most at risk, and when to speak to your GP or pharmacist.

Best Bread for Type 2 Diabetes: Wholegrain, Seeded & Rye Options

Weight Loss

min read

Best Bread for Type 2 Diabetes: Wholegrain, Seeded & Rye Options

Discover the best bread for type 2 diabetes, including wholegrain, seeded, and rye options. Learn how to choose diabetes-friendly bread, manage portions, and pair bread with protein for better blood glucose control.

How to Inject Victoza: Sites, Technique & Rotation

GLP-1 Brands

min read

How to Inject Victoza: Sites, Technique & Rotation

Find out how to inject Victoza safely — including the best injection sites, step-by-step technique, and site rotation tips for effective liraglutide use.

When Can You Eat Pickles After Gastric Sleeve Surgery?

Weight Loss

min read

When Can You Eat Pickles After Gastric Sleeve Surgery?

When can you eat pickles after gastric sleeve surgery? Find out the recommended UK timeline, why acidity and texture matter, and what your bariatric dietitian advises for safe reintroduction.

Hair Loss

min read

Do Hair Extensions Cause Hair Loss? Risks, Signs & Safe Use

Do hair extensions cause hair loss? Learn how extensions can trigger traction alopecia, which methods carry the highest risk, early warning signs to watch for, and expert-backed advice on safe use — aligned with NHS and UK dermatology guidance.

Fish Oil with CoQ10: Benefits, Dosage and Safety Guide UK

Supplements

min read

Fish Oil with CoQ10: Benefits, Dosage and Safety Guide UK

Discover the facts about fish oil with CoQ10 supplements in the UK. Learn about potential cardiovascular benefits, safe dosing, side effects, drug interactions, and how to choose quality products. Evidence-based guidance for informed decisions.

Bolt Guides

Featured

4:3 Intermittent Fasting: Benefits, Safety, and UK Guidance

Weight loss

4:3 Intermittent Fasting: Benefits, Safety, and UK Guidance

Oolong Tea and Visceral Fat: Evidence, Mechanisms, and UK Guidance

Gastric Sleeve Testimonials: Pros, Cons and What UK Patients Experience

GLP-1 Brands

Wegovy

Mounjaro

Does Trulicity Cause Weight Loss? UK Clinical Evidence

Can Trulicity Be Used With Lantus for Type 2 Diabetes?

Trulicity Doses Per Pen: UK Dosing Guide

Does Trulicity Need Refrigeration? Storage Guidelines Explained

Men’s Health

Testosterone

Erectile dysfunction

Does Ropinirole Cause Erectile Dysfunction? UK Medical Guide

When to Start Testogel: Clinical Indications and Guidelines

How Long Is Testogel Detectable in Urine? UK Guide

Is It Normal to Have an Erection on Testogel? UK Guide

Browse all

CoQ10 Benefits for Men: Evidence, Dosage and Safety Guidance

Hair Loss and Hashimoto's: Causes, Diagnosis, and NHS Treatments

Cod Liver Oil and Fish Oil Benefits: Evidence-Based Guide

Does Sildenafil Affect Blood Pressure? Safety Guide

Retatrutide Dilution: UK Safety Guidance and Legal Status Explained

How to Use Testogel for Bodybuilding: Risks and Safe Alternatives

Does Sildenafil Cause Constipation? UK Guidance and Side Effects

Best White Fish to Eat: UK Guide to Healthy, Sustainable Choices

Menopause Weight Loss with Saxenda: Effectiveness and Safety Guide

Does Omeprazole Cause Gynaecomastia? Evidence, Risks & Advice

Best Bread for Type 2 Diabetes: Wholegrain, Seeded & Rye Options

How to Inject Victoza: Sites, Technique & Rotation

When Can You Eat Pickles After Gastric Sleeve Surgery?

Do Hair Extensions Cause Hair Loss? Risks, Signs & Safe Use

Fish Oil with CoQ10: Benefits, Dosage and Safety Guide UK

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