Bolt Guides

Expert insights on weight loss and more.

Featured

Wegovy

min read

Switching From Wegovy Injection to Pill: UK Prescribing Guide

Switching from Wegovy injection to pill? Learn how the UK-approved transition from 2.4 mg weekly injections to 25 mg daily tablets works, who it suits, and what to expect.

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Weight loss

Read all on weight loss

POTS After Bariatric Surgery: Causes, Symptoms and NHS Treatment

Weight Loss

min read

POTS After Bariatric Surgery: Causes, Symptoms and NHS Treatment

POTS after bariatric surgery: understand why it develops, how to recognise symptoms, NHS treatment options, lifestyle adjustments, and when to seek urgent medical advice.

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

Weight Loss

min read

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

Blood glucose readings for non-diabetics explained: discover normal UK ranges, how tests work, what affects your results, and when to see your GP. Evidence-based NHS guidance.

How to Reverse a 5.8% HbA1c: NHS-Backed Lifestyle Advice

Weight Loss

min read

How to Reverse a 5.8% HbA1c: NHS-Backed Lifestyle Advice

How to reverse a 5.8% HbA1c with NHS-backed diet, exercise, and lifestyle advice. Understand what your result means, how long changes take, and when to see your GP.

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.

Read Wegovy guides

Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

Read Mounjaro guides

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.

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

Retatrutide: What It Is Made Of and How It Works

GLP-1 Brands

min read

Retatrutide: What It Is Made Of and How It Works

Retatrutide is a synthetic triple receptor agonist peptide targeting GLP-1, GIP, and glucagon receptors. Learn how it works, what it's made of, and its current UK regulatory status.

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

GLP-1 Brands

min read

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

Feeling cold on retatrutide? Learn why this happens, how common it is in clinical trials, when to seek medical advice, and practical tips to manage cold sensations safely.

Retatrutide in Pill Form: What UK Patients Need to Know

GLP-1 Brands

min read

Retatrutide in Pill Form: What UK Patients Need to Know

Can you get retatrutide in pill form? Find out why no oral version exists yet, how peptide medicines work, and which licensed weight loss treatments are available in the UK right now.

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 Rybelsus Cause Erectile Dysfunction?

Rybelsus is not listed as a cause of erectile dysfunction. Explore the UK evidence on semaglutide and sexual health, and how to manage ED with diabetes.

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Testosterone

min read

How to Treat Rash From Testosterone Treatment: Expert Guide

Discover how to treat rash from testosterone treatment with expert guidance on identifying skin reactions, immediate management steps, medical treatments, and prevention strategies to continue TRT safely and comfortably.

Testosterone

min read

Does Testosterone Treatment Cause Muscle Pain? UK Evidence & Guidance

Does testosterone treatment cause muscle pain? Discover the evidence on muscle discomfort during TRT, including causes, when to seek help, and how to manage symptoms safely. Expert UK guidance for patients and clinicians.

How Much Testogel Should a Man Use? UK Dosage Guide

Testosterone

min read

How Much Testogel Should a Man Use? UK Dosage Guide

How much Testogel should a man use? Discover recommended starting doses, how to adjust treatment based on testosterone levels, proper application techniques, and essential safety guidance for men prescribed this testosterone replacement therapy in the UK.

Allergy Medication for Eustachian Tube Dysfunction: UK Guide

Supplements

min read

Allergy Medication for Eustachian Tube Dysfunction: UK Guide

Discover how allergy medication for eustachian tube dysfunction works, which treatments are most effective, and when to seek medical advice for persistent ear symptoms related to allergic rhinitis.

Weight Loss

min read

What to Eat on Weight Loss Injections: UK Dietary Guide

Discover what to eat on weight loss injections like Wegovy and Saxenda. Expert UK guidance on foods to choose, avoid, and how to manage side effects through diet whilst maximising treatment outcomes and maintaining proper nutrition.

Gastric Band and Fibromyalgia: UK Eligibility, Risks, and Guidelines

Weight Loss

min read

Gastric Band and Fibromyalgia: UK Eligibility, Risks, and Guidelines

Gastric band surgery and fibromyalgia: understand UK eligibility criteria, NICE guidelines, medication considerations, nutritional monitoring, and how to talk to your NHS care team about bariatric options.

Funnel Effect After Gastric Sleeve: Causes, Symptoms and NHS Treatment

Weight Loss

min read

Funnel Effect After Gastric Sleeve: Causes, Symptoms and NHS Treatment

Funnel effect after gastric sleeve surgery explained — causes, symptoms, diagnosis, and NHS treatment options including endoscopic dilation and surgical revision. UK clinical guidance.

Cost

min read

Medino Mounjaro Cost: UK Pricing for Private Diabetes Treatment

Discover the Medino Mounjaro cost for private type 2 diabetes treatment in the UK. Learn about pricing, consultation fees, NHS alternatives, and how to access tirzepatide through regulated online pharmacies safely.

Testosterone

min read

Does Testosterone Treatment Increase AST and ALT Levels?

Does testosterone treatment increase AST and ALT levels? Discover how UK testosterone formulations affect liver enzymes, which preparations carry hepatotoxic risk, when monitoring is needed, and what symptoms require urgent medical attention during TRT.

Does Psyllium Husk Increase GLP-1? Evidence and Clinical Guidance

Weight Loss

min read

Does Psyllium Husk Increase GLP-1? Evidence and Clinical Guidance

Does psyllium husk increase GLP-1 levels? Discover the evidence on how ispaghula (psyllium) husk may modestly enhance GLP-1 secretion, its mechanisms, clinical significance, and safe use in UK practice for blood glucose control and metabolic health.

Does a Calorie Deficit Work in Perimenopause? Evidence-Based Guide

Weight Loss

min read

Does a Calorie Deficit Work in Perimenopause? Evidence-Based Guide

Does a calorie deficit work in perimenopause? Discover the evidence-based answer, NHS-aligned dietary advice, and practical strategies for managing weight during the menopause transition.

Flu-Like Symptoms on GLP-1: Causes, Duration and Management

Weight Loss

min read

Flu-Like Symptoms on GLP-1: Causes, Duration and Management

Experiencing flu-like symptoms on GLP-1 medications? Discover why nausea, fatigue, and headaches occur, how long they last, effective management strategies, and when to seek medical advice for side effects.

Medication for Gluten Allergy: NHS Treatment Options Explained

Supplements

min read

Medication for Gluten Allergy: NHS Treatment Options Explained

Discover why there's no medication for gluten allergy that replaces a gluten-free diet. Learn about coeliac disease, wheat allergy, symptom management, and when to seek NHS medical advice for gluten reactions.

Erectile Dysfunction

min read

HIV and Erectile Dysfunction: Understanding the Link

Find out how HIV can affect sexual function, including the biological, psychological and medication-related causes of ED and when to seek medical advice.

Does Your Body Get Used to Tadalafil? Tolerance and Long-Term Effectiveness

Erectile Dysfunction

min read

Does Your Body Get Used to Tadalafil? Tolerance and Long-Term Effectiveness

Does your body get used to tadalafil? Discover the clinical evidence on long-term effectiveness, why tolerance rarely develops, and what factors may affect your response to this erectile dysfunction medication over time.

What Is Cod Liver Oil? Benefits, Dosage and Safety

Supplements

min read

What Is Cod Liver Oil? Benefits, Dosage and Safety

Discover what cod liver oil is, its omega-3 and vitamin content, evidence-based health benefits, recommended dosages, and important safety considerations including pregnancy warnings and drug interactions.

Probiotics for Bladder Infection: Evidence and Guidance

Supplements

min read

Probiotics for Bladder Infection: Evidence and Guidance

Discover how probiotics for bladder infection prevention may help reduce recurrent UTIs. Evidence-based guidance on Lactobacillus strains, effectiveness, safety, and when to seek medical advice for urinary tract infections.

Testosterone

min read

Will Hair Grow Back After Testosterone Treatment? Evidence and Options

Will hair grow back after testosterone treatment? Discover how testosterone affects hair growth, whether regrowth is possible after stopping therapy, and evidence-based treatment options for testosterone-related hair loss.

Bolt Guides

Featured

Switching From Wegovy Injection to Pill: UK Prescribing Guide

Weight loss

POTS After Bariatric Surgery: Causes, Symptoms and NHS Treatment

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

How to Reverse a 5.8% HbA1c: NHS-Backed Lifestyle Advice

GLP-1 Brands

Wegovy

Mounjaro

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

Retatrutide: What It Is Made Of and How It Works

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

Retatrutide in Pill Form: What UK Patients Need to Know

Men’s Health

Testosterone

Erectile dysfunction

Does Rybelsus Cause Erectile Dysfunction?

How to Treat Rash From Testosterone Treatment: Expert Guide

Does Testosterone Treatment Cause Muscle Pain? UK Evidence & Guidance

How Much Testogel Should a Man Use? UK Dosage Guide

Browse all

Allergy Medication for Eustachian Tube Dysfunction: UK Guide

What to Eat on Weight Loss Injections: UK Dietary Guide

Gastric Band and Fibromyalgia: UK Eligibility, Risks, and Guidelines

Funnel Effect After Gastric Sleeve: Causes, Symptoms and NHS Treatment

Medino Mounjaro Cost: UK Pricing for Private Diabetes Treatment

Does Testosterone Treatment Increase AST and ALT Levels?

Does Psyllium Husk Increase GLP-1? Evidence and Clinical Guidance

Does a Calorie Deficit Work in Perimenopause? Evidence-Based Guide

Flu-Like Symptoms on GLP-1: Causes, Duration and Management

Medication for Gluten Allergy: NHS Treatment Options Explained

HIV and Erectile Dysfunction: Understanding the Link

Does Your Body Get Used to Tadalafil? Tolerance and Long-Term Effectiveness

What Is Cod Liver Oil? Benefits, Dosage and Safety

Probiotics for Bladder Infection: Evidence and Guidance

Will Hair Grow Back After Testosterone Treatment? Evidence and Options