Bolt Guides

Expert insights on weight loss and more.

Featured

Blood Glucose Rises After Exercise: Causes, Management & NHS Guidance

Weight Loss

min read

Blood Glucose Rises After Exercise: Causes, Management & NHS Guidance

Blood glucose rises after exercise in some people with diabetes — find out why it happens, which activities are most likely to cause it, and how to manage post-exercise glucose spikes safely with NHS-aligned guidance.

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Weight loss

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Weight Loss

min read

Blood Glucose Rises After Exercise: Causes, Management & NHS Guidance

Best Soup for Fatty Liver: Recipes and NHS-Aligned Dietary Guidance

Weight Loss

min read

Best Soup for Fatty Liver: Recipes and NHS-Aligned Dietary Guidance

Best soup for fatty liver: discover which soups support liver health, key ingredients to include or avoid, and how NHS and NICE dietary guidance applies to NAFLD management.

Gynaecomastia Due to Liver Cirrhosis: Causes, Diagnosis and Treatment

Weight Loss

min read

Gynaecomastia Due to Liver Cirrhosis: Causes, Diagnosis and Treatment

Gynaecomastia due to liver cirrhosis explained: why it happens, how hormones are disrupted, NHS diagnosis, treatment options, and when to seek urgent help.

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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.

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GLP-1 Brands

min read

Health Benefits of Retatrutide: Evidence, Safety, and UK Status

Health benefits of retatrutide explained: discover how this investigational triple receptor agonist may support weight loss, metabolic health, and liver function — plus UK regulatory status and safety considerations.

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Health Benefits of Retatrutide: Evidence, Safety, and UK Status

Retatrutide Injections: UK Guide to Administration, Dosing, and Safety

GLP-1 Brands

min read

Retatrutide Injections: UK Guide to Administration, Dosing, and Safety

Retatrutide injections explained: learn how this investigational triple agonist is administered in clinical trials, including technique, dosing, storage, and UK safety guidance.

Can You Take Trulicity While Breastfeeding? UK Guidance

GLP-1 Brands

min read

Can You Take Trulicity While Breastfeeding? UK Guidance

Can you take Trulicity while breastfeeding? Discover current UK guidance on Trulicity (dulaglutide) during lactation, why it's not recommended, safer diabetes treatment alternatives for breastfeeding mothers, and when to consult your healthcare professional.

Rybelsus and Intermittent Fasting: Safety, Timing and NHS Guidance

GLP-1 Brands

min read

Rybelsus and Intermittent Fasting: Safety, Timing and NHS Guidance

Discover whether Rybelsus and intermittent fasting can be safely combined for type 2 diabetes management. Expert guidance on timing, risks, benefits, and NHS recommendations for this approach.

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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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Erectile Dysfunction

min read

What Is the Horse Trick for Men's Erectile Dysfunction?

Discover what the horse trick for men's erectile dysfunction really is—a pelvic floor exercise technique backed by clinical evidence. Learn how it works, evidence-based treatments available on the NHS, and when to seek medical help for ED.

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How Long Does Testogel Take to Work? UK Guide

Testosterone

min read

How Long Does Testogel Take to Work? UK Guide

Discover how long Testogel takes to work, from initial absorption to noticeable improvements in energy, libido, and muscle mass. Learn about factors affecting response time, monitoring requirements, and what to expect during testosterone replacement therapy in the UK.

Can You Put Testogel On Twice a Day? UK Dosing Guidance

Testosterone

min read

Can You Put Testogel On Twice a Day? UK Dosing Guidance

Can you apply Testogel twice daily? Discover why this testosterone gel is licensed for once-daily use in the UK, the risks of increasing application frequency without medical advice, and how to optimise your treatment safely under proper supervision.

Testosterone

min read

Does Testosterone Treatment Elongate the Clitoris? Medical Facts

Does testosterone treatment elongate the clitoris? Discover how testosterone therapy causes clitoral growth, the timeline of changes, individual variation, and essential medical guidance for safe treatment.

Berberine Side Effects Heart: Cardiac Risks and Safety Guide

Supplements

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Berberine Side Effects Heart: Cardiac Risks and Safety Guide

Discover the potential berberine side effects on heart health, including cardiac rhythm disturbances, blood pressure changes, and drug interactions. Learn who should avoid berberine and when to seek medical advice for safe supplementation.

What Is a Good Resting Energy to Lose Weight Safely?

Weight Loss

min read

What Is a Good Resting Energy to Lose Weight Safely?

What is a good resting energy to lose weight? Discover how to calculate your resting metabolic rate, create an effective calorie deficit, and understand the factors affecting your metabolism for safe, sustainable weight loss with expert NHS-aligned guidance.

Hair Loss

min read

Does Red Light Therapy Work for Hair Loss? UK Evidence Guide

Does red light therapy work for hair loss? Explore the clinical evidence, safety considerations, suitable hair loss types, and how to access LLLT devices and clinics in the UK.

Hair Loss

min read

Ezetimibe Side Effects and Hair Loss: What the Evidence Shows

Ezetimibe side effects including hair loss explained — what UK clinical data, the MHRA Yellow Card scheme, and the SmPC say, plus when to speak to your GP.

Which Time Sunlight Is Good for Vitamin D: UK Guide

Supplements

min read

Which Time Sunlight Is Good for Vitamin D: UK Guide

Discover which time sunlight is good for vitamin D production in the UK. Learn the optimal hours (11am–3pm), seasonal variations, safe exposure duration, and when supplements are essential for maintaining adequate vitamin D levels year-round.

Does Tadalafil Break a Fast? UK Guide to Fasting and Tadalafil

Erectile Dysfunction

min read

Does Tadalafil Break a Fast? UK Guide to Fasting and Tadalafil

Does tadalafil break a fast? Discover whether taking tadalafil during intermittent fasting or religious fasting affects your fast, plus expert guidance on timing, safety, and metabolic impact for UK patients.

Erectile Dysfunction

min read

Does Vibration Help Erectile Dysfunction? UK Evidence Review

Does vibration help erectile dysfunction? Discover what UK clinical evidence says about vibration therapy for ED, why NICE doesn't recommend it, and which NHS-approved treatments actually work.

B12 Shots at Home: NHS Guide to Safe Self-Administration

Supplements

min read

B12 Shots at Home: NHS Guide to Safe Self-Administration

Learn how to safely administer B12 shots at home in the UK. Comprehensive NHS-aligned guidance on technique, prescriptions, supplies, side effects, and when to seek medical advice for vitamin B12 deficiency treatment.

Can You Vape After Gastric Sleeve Surgery? UK Guidance Explained

Weight Loss

min read

Can You Vape After Gastric Sleeve Surgery? UK Guidance Explained

Can you vape after gastric sleeve surgery? UK bariatric guidance advises against all nicotine products post-op. Learn the risks, NHS and NICE recommendations, and how to get support to quit.

Hair Loss

min read

Dermaroller Treatment for Hair Loss: Evidence, Safety, and How to Use

Dermaroller treatment for hair loss: discover how microneedling works, what the clinical evidence shows, which types of alopecia may respond, and how to use a dermaroller safely on the scalp.

Weight Loss

min read

Calorie Deficit Vegan Meals: Practical Guide to Plant-Based Weight Loss

Calorie deficit vegan meals made simple — discover practical meal ideas, key nutrients to watch, protein tips, and NHS-aligned guidance to lose weight safely on a plant-based diet.

Half-Life of Berberine: Duration, Dosing and Safety Guide

Supplements

min read

Half-Life of Berberine: Duration, Dosing and Safety Guide

Discover the half-life of berberine (4-8 hours), how long it stays in your system, optimal dosing schedules, and crucial safety information about this popular supplement. Essential UK guidance for safe use.

Herbalife After Gastric Sleeve: What NHS Guidelines Really Recommend

Weight Loss

min read

Herbalife After Gastric Sleeve: What NHS Guidelines Really Recommend

Herbalife after gastric sleeve — is it safe or suitable? Learn what NHS and BOMSS guidelines say about post-sleeve nutrition, why Herbalife falls short, and what bariatric dietitians recommend instead.

How Many Calories After Gastric Sleeve: NHS-Aligned Recovery Guide

Weight Loss

min read

How Many Calories After Gastric Sleeve: NHS-Aligned Recovery Guide

How many calories after gastric sleeve surgery? Discover NHS-aligned calorie targets for every recovery stage, protein goals, foods to eat and avoid, and when to contact your bariatric team.

HbA1c Home Test Kit: Results, Accuracy and NHS Guidelines

Weight Loss

min read

HbA1c Home Test Kit: Results, Accuracy and NHS Guidelines

HbA1c home test kits explained: how they work, who should use them, and how to interpret results using NHS guidelines. Find out what to do next based on your reading.

Bolt Guides

Featured

Blood Glucose Rises After Exercise: Causes, Management & NHS Guidance

Weight loss

Blood Glucose Rises After Exercise: Causes, Management & NHS Guidance

Best Soup for Fatty Liver: Recipes and NHS-Aligned Dietary Guidance

Gynaecomastia Due to Liver Cirrhosis: Causes, Diagnosis and Treatment

GLP-1 Brands

Wegovy

Mounjaro

Health Benefits of Retatrutide: Evidence, Safety, and UK Status

Retatrutide Injections: UK Guide to Administration, Dosing, and Safety

Can You Take Trulicity While Breastfeeding? UK Guidance

Rybelsus and Intermittent Fasting: Safety, Timing and NHS Guidance

Men’s Health

Testosterone

Erectile dysfunction

What Is the Horse Trick for Men's Erectile Dysfunction?

How Long Does Testogel Take to Work? UK Guide

Can You Put Testogel On Twice a Day? UK Dosing Guidance

Does Testosterone Treatment Elongate the Clitoris? Medical Facts

Browse all

Berberine Side Effects Heart: Cardiac Risks and Safety Guide

What Is a Good Resting Energy to Lose Weight Safely?

Does Red Light Therapy Work for Hair Loss? UK Evidence Guide

Ezetimibe Side Effects and Hair Loss: What the Evidence Shows

Which Time Sunlight Is Good for Vitamin D: UK Guide

Does Tadalafil Break a Fast? UK Guide to Fasting and Tadalafil

Does Vibration Help Erectile Dysfunction? UK Evidence Review

B12 Shots at Home: NHS Guide to Safe Self-Administration

Can You Vape After Gastric Sleeve Surgery? UK Guidance Explained

Dermaroller Treatment for Hair Loss: Evidence, Safety, and How to Use

Calorie Deficit Vegan Meals: Practical Guide to Plant-Based Weight Loss

Half-Life of Berberine: Duration, Dosing and Safety Guide

Herbalife After Gastric Sleeve: What NHS Guidelines Really Recommend

How Many Calories After Gastric Sleeve: NHS-Aligned Recovery Guide

HbA1c Home Test Kit: Results, Accuracy and NHS Guidelines

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