Bolt Guides

Expert insights on weight loss and more.

Featured

Fish Oil Pills & Weight Loss: What the Evidence Says

Supplements

min read

Fish Oil Pills & Weight Loss: What the Evidence Says

Can fish oil supplements support weight loss? We review the evidence on omega-3 capsules, benefits, side effects, and UK guidance to help you decide.

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Weight loss

Read all on weight loss

Weight Loss

min read

Lemon Pills for Weight Loss: Evidence, Safety, and NHS Alternatives

Lemon pills for weight loss: do they work? Explore the evidence, UK regulations, safety considerations, and NHS-approved alternatives to make an informed decision.

Treatment of Genetic Obesity: Targeted Therapies and NHS Care

Weight Loss

min read

Treatment of Genetic Obesity: Targeted Therapies and NHS Care

Discover how treatment of genetic obesity has been transformed by targeted therapies for rare inherited forms. Learn about diagnosis, licensed medications like setmelanotide, specialist NHS services, and comprehensive management approaches for monogenic obesity conditions.

Spironolactone and Gynaecomastia: Causes, Risks, and Management Options

Weight Loss

min read

Spironolactone and Gynaecomastia: Causes, Risks, and Management Options

Spironolactone causes gynaecomastia by blocking androgen receptors and shifting the oestrogen-to-androgen ratio in breast tissue. Learn how it happens, how common it is, and what your options are.

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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 to Wean Off Rybelsus Safely: UK Clinical Guidance

Learn how to wean off Rybelsus safely with expert guidance on stopping semaglutide, managing blood sugar after discontinuation, and maintaining diabetes control. Essential UK clinical advice for patients and healthcare professionals.

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How to Wean Off Rybelsus Safely: UK Clinical Guidance

Type 2 Diabetes Trulicity: Dosage, Eligibility & Side Effects UK

GLP-1 Brands

min read

Type 2 Diabetes Trulicity: Dosage, Eligibility & Side Effects UK

Discover how Trulicity (dulaglutide) helps manage type 2 diabetes with once-weekly injections. Learn about dosing, eligibility, side effects, and NICE guidance for UK patients seeking better blood glucose control.

Retatrutide Triple Receptor Agonist: Mechanism, Evidence, and UK Status

GLP-1 Brands

min read

Retatrutide Triple Receptor Agonist: Mechanism, Evidence, and UK Status

Retatrutide triple receptor agonist explained: how it works, Phase 2 trial results, side effects, and UK regulatory status. Find out what the evidence says and what to expect next.

Ozempic Effects on the Body: How Semaglutide Works

GLP-1 Brands

min read

Ozempic Effects on the Body: How Semaglutide Works

Discover how Ozempic affects blood sugar, weight & heart health. Learn side effects & safe usage with expert UK guidance.

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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

What Is the Best Vacuum Device for Erectile Dysfunction?

What is the best vacuum device for erectile dysfunction? Discover how vacuum erection devices work, which features matter most, how to access clinically tested VEDs through the NHS, and what the evidence shows about effectiveness and safety for treating ED.

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Testosterone

min read

How Many Days of Testosterone Gel Pump Treatment Are Needed?

How many days of testosterone gel pump treatment do you need? Discover why testosterone replacement therapy isn't measured in days but requires long-term management. Learn about treatment timelines, monitoring schedules, and when to review your therapy with evidence-based UK guidance.

Does Testogel Make Your Penis Larger? Evidence and Facts

Testosterone

min read

Does Testogel Make Your Penis Larger? Evidence and Facts

Does Testogel make your penis larger? Discover the evidence-based answer about testosterone therapy and penis size, plus realistic effects on male sexual health and when to seek medical advice.

How to Use Testogel for Women: Dosage, Application and Safety

Testosterone

min read

How to Use Testogel for Women: Dosage, Application and Safety

Learn how to use Testogel for women safely, including application technique, dosage guidelines, monitoring requirements, and potential side effects. Expert guidance on off-label testosterone therapy for postmenopausal women with HSDD.

Are Canned Oysters Good for You? Nutrition and Health Benefits

Supplements

min read

Are Canned Oysters Good for You? Nutrition and Health Benefits

Are canned oysters good for you? Discover the nutritional benefits, health advantages, potential risks, and safe consumption guidelines for this affordable, nutrient-dense tinned seafood option.

Cold Medications Safe for Fatty Liver: UK Expert Guidance

Weight Loss

min read

Cold Medications Safe for Fatty Liver: UK Expert Guidance

Discover which cold medications are safe for fatty liver disease. Expert UK guidance on paracetamol, decongestants, NSAIDs, and safe alternatives for managing cold symptoms with liver conditions.

Does Ozempic Make Your Heart Race? UK Guide

GLP-1 Brands

min read

Does Ozempic Make Your Heart Race? UK Guide

Does Ozempic make your heart race? Discover the cardiovascular effects of semaglutide, including heart rate changes, palpitations, when to seek urgent medical help, and practical management strategies for patients experiencing symptoms.

Testosterone

min read

Can Testosterone Treatment Cause Low White Blood Count?

Can testosterone treatment cause low white blood count? Discover the evidence on testosterone therapy and leucopenia, recognised haematological effects, monitoring requirements, and when to seek medical advice in the UK.

Does Smoking Affect HbA1c? Causes, Risks, and UK Guidance

Weight Loss

min read

Does Smoking Affect HbA1c? Causes, Risks, and UK Guidance

Does smoking affect HbA1c? Find out how smoking raises blood glucose and HbA1c levels, what NHS and NICE guidelines say, and when to speak to your GP.

Hair Loss

min read

Does Syphilis Cause Hair Loss? Syphilitic Alopecia Explained

Does syphilis cause hair loss? Learn about syphilitic alopecia — its signs, how it's diagnosed on the NHS, treatment with antibiotics, and when to seek urgent advice.

Hair Loss

min read

Latanoprost for Hair Loss: Evidence, Safety, and UK Guidance

Latanoprost for hair loss: discover what the evidence says, how it may work, potential side effects, and why UK specialist guidance is essential before considering this off-label treatment.

Best Form of B12: Comparing Effectiveness and Clinical Use

Supplements

min read

Best Form of B12: Comparing Effectiveness and Clinical Use

Discover the best form of B12 for your needs. Compare cyanocobalamin, methylcobalamin, and hydroxocobalamin with evidence-based guidance on effectiveness, absorption, and when to choose each form for supplementation or deficiency treatment.

HbA1c and Fasting Insulin Tests: UK Guide to Results and Next Steps

Weight Loss

min read

HbA1c and Fasting Insulin Tests: UK Guide to Results and Next Steps

HbA1c and fasting insulin tests explained: what they measure, NHS guidelines, reference ranges, and what to do if your results are abnormal. Read our UK clinical guide.

Vitamin K Name: Scientific, Chemical & Clinical Terms

Supplements

min read

Vitamin K Name: Scientific, Chemical & Clinical Terms

Discover where the name vitamin K comes from, its German origins, and what K1 and K2 mean. Clear, expert explanations of phylloquinone and menaquinone.

Does Saxenda Cause Water Retention? UK Clinical Evidence

GLP-1 Brands

min read

Does Saxenda Cause Water Retention? UK Clinical Evidence

Does Saxenda cause water retention? Discover what UK clinical evidence reveals about liraglutide and fluid balance, common side effects to expect, and when swelling requires medical attention during weight management treatment.

Coenzyme Q10 for Fatty Liver: Evidence, Dosage and Safety

Weight Loss

min read

Coenzyme Q10 for Fatty Liver: Evidence, Dosage and Safety

Discover what the evidence says about coenzyme Q10 for fatty liver disease, including dosage, safety, side effects, and why lifestyle changes remain the gold standard treatment recommended by NICE.

Hair Loss

min read

Does Remicade Cause Hair Loss? Infliximab, Alopecia, and What to Do

Does Remicade cause hair loss? Learn how infliximab affects hair, how common alopecia is, what else may be responsible, and when to speak to your specialist.

Hair Loss

min read

MS and Hair Loss: Causes, Medications & Management

MS doesn't directly cause hair loss, but medications, stress and related conditions can. Find out what's behind it and what you can do.

Avocado and Fatty Liver: Evidence-Based Dietary Guidance

Weight Loss

min read

Avocado and Fatty Liver: Evidence-Based Dietary Guidance

Discover how avocado and fatty liver disease are connected. Learn about the nutritional benefits of avocados, their role in liver-friendly diets, and evidence-based dietary strategies for managing fatty liver disease in the UK.

Bolt Guides

Featured

Fish Oil Pills & Weight Loss: What the Evidence Says

Weight loss

Lemon Pills for Weight Loss: Evidence, Safety, and NHS Alternatives

Treatment of Genetic Obesity: Targeted Therapies and NHS Care

Spironolactone and Gynaecomastia: Causes, Risks, and Management Options

GLP-1 Brands

Wegovy

Mounjaro

How to Wean Off Rybelsus Safely: UK Clinical Guidance

Type 2 Diabetes Trulicity: Dosage, Eligibility & Side Effects UK

Retatrutide Triple Receptor Agonist: Mechanism, Evidence, and UK Status

Ozempic Effects on the Body: How Semaglutide Works

Men’s Health

Testosterone

Erectile dysfunction

What Is the Best Vacuum Device for Erectile Dysfunction?

How Many Days of Testosterone Gel Pump Treatment Are Needed?

Does Testogel Make Your Penis Larger? Evidence and Facts

How to Use Testogel for Women: Dosage, Application and Safety

Browse all

Are Canned Oysters Good for You? Nutrition and Health Benefits

Cold Medications Safe for Fatty Liver: UK Expert Guidance

Does Ozempic Make Your Heart Race? UK Guide

Can Testosterone Treatment Cause Low White Blood Count?

Does Smoking Affect HbA1c? Causes, Risks, and UK Guidance

Does Syphilis Cause Hair Loss? Syphilitic Alopecia Explained

Latanoprost for Hair Loss: Evidence, Safety, and UK Guidance

Best Form of B12: Comparing Effectiveness and Clinical Use

HbA1c and Fasting Insulin Tests: UK Guide to Results and Next Steps

Vitamin K Name: Scientific, Chemical & Clinical Terms

Does Saxenda Cause Water Retention? UK Clinical Evidence

Coenzyme Q10 for Fatty Liver: Evidence, Dosage and Safety

Does Remicade Cause Hair Loss? Infliximab, Alopecia, and What to Do

MS and Hair Loss: Causes, Medications & Management

Avocado and Fatty Liver: Evidence-Based Dietary Guidance

Personalized weight management for women