Bolt Guides

Expert insights on weight loss and more.

Featured

Hair Loss

min read

A Hair Loss Treatment Guide: UK Options, Safety, and NHS Advice

A hair loss treatment that works starts with the right diagnosis. Explore UK-licensed options including minoxidil, finasteride, and baricitinib — with NHS guidance, safety advice, and when to see your GP.

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Weight loss

Read all on weight loss

Safe HbA1c Levels for Surgery: UK Guidelines and Perioperative Advice

Weight Loss

min read

Safe HbA1c Levels for Surgery: UK Guidelines and Perioperative Advice

Safe HbA1c levels for surgery explained: UK thresholds, NICE and CPOC guidance, how to lower HbA1c before an operation, and perioperative blood glucose management for people with diabetes.

Liver-Friendly Chilli Recipe for Fatty Liver Disease Management

Weight Loss

min read

Liver-Friendly Chilli Recipe for Fatty Liver Disease Management

Discover a liver-friendly chilli recipe for fatty liver disease management. Learn evidence-based ingredient modifications, nutritional principles, and when to seek medical advice for NAFLD in the UK.

Are Spicy Foods Good for Fatty Liver? Evidence and Safety

Weight Loss

min read

Are Spicy Foods Good for Fatty Liver? Evidence and Safety

Are spicy foods good for fatty liver? Discover what the evidence says about capsaicin, chilli peppers, and liver health. Learn safe ways to include spicy foods in a liver-friendly diet and when to seek medical advice for fatty liver disease.

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.

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GLP-1 Brands

min read

Different Strengths of Trulicity: Dosing Guide for Type 2 Diabetes

Discover the different strengths of Trulicity (0.75 mg to 4.5 mg) for type 2 diabetes management. Learn how doctors choose the right dose, when adjustments occur, and how efficacy and side effects compare across strengths in UK practice.

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Different Strengths of Trulicity: Dosing Guide for Type 2 Diabetes

Saxenda and Bloating: Causes, Frequency & Relief

GLP-1 Brands

min read

Saxenda and Bloating: Causes, Frequency & Relief

Saxenda commonly causes bloating due to slowed gastric emptying. Learn how often it occurs, why it happens, and how to manage it with NHS-aligned advice.

Can Rybelsus Cause Depression? Evidence and Guidance

GLP-1 Brands

min read

Can Rybelsus Cause Depression? Evidence and Guidance

Can Rybelsus cause depression? Explore the evidence linking semaglutide to mood changes, recognise warning signs, and learn what to do if you experience low mood whilst taking this type 2 diabetes medication.

Can Trulicity Be Put Back in the Fridge? UK Storage Guide

GLP-1 Brands

min read

Can Trulicity Be Put Back in the Fridge? UK Storage Guide

Can Trulicity be put back in the fridge? Discover UK storage guidelines for dulaglutide, including refrigeration rules, temperature limits, and when to discard your pen safely.

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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

Does Sublocade Cause Erectile Dysfunction? UK Medical Guide

Does Sublocade cause erectile dysfunction? Discover how prolonged-release buprenorphine may affect sexual function, the underlying mechanisms, practical management strategies, and when to speak to your doctor about erectile dysfunction during opioid dependence treatment.

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Testosterone

min read

Can Testosterone Treatment Increase Penis Size? Evidence and Guidance

Can testosterone treatment increase penis size in adults? Discover the evidence on testosterone's role in penile development, when treatment is appropriate, and what really works for size concerns. Expert UK medical guidance.

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.

What Will 3 Days Without Testogel Do to Me?

Testosterone

min read

What Will 3 Days Without Testogel Do to Me?

What will 3 days without Testogel do to me? Discover how missing doses affects testosterone levels, what symptoms to expect within 72 hours, when to contact your GP, and how to safely resume treatment for hypogonadism.

Are Medication Allergies Genetic? UK Guide to Drug Allergy Risk

Supplements

min read

Are Medication Allergies Genetic? UK Guide to Drug Allergy Risk

Are medication allergies genetic? Discover how genetic factors influence drug allergy risk, which medications require genetic testing in the UK, and when family history matters for prescribing decisions and patient safety.

Vitamin D Analogues: Uses, Types, and Safety Guidance

Supplements

min read

Vitamin D Analogues: Uses, Types, and Safety Guidance

Discover how vitamin D analogues treat psoriasis and bone disorders. Learn about calcipotriol, calcitriol, side effects, monitoring requirements, and UK prescribing guidance for safe, effective treatment.

Trulicity How to Use: Complete UK Injection Guide

GLP-1 Brands

min read

Trulicity How to Use: Complete UK Injection Guide

Learn how to use Trulicity (dulaglutide) correctly with our comprehensive UK guide. Step-by-step injection instructions, site rotation tips, storage advice, and side effects to watch for. Essential information for safe, effective type 2 diabetes management.

Low-Dose Aspirin and Fatty Liver: UK Safety Guidance

Weight Loss

min read

Low-Dose Aspirin and Fatty Liver: UK Safety Guidance

Can you take low-dose aspirin with fatty liver disease? Discover UK guidance on aspirin safety in NAFLD, when to seek specialist advice, and how to manage both conditions effectively.

Can You Be Born With Gynaecomastia? Neonatal Breast Enlargement Explained

Weight Loss

min read

Can You Be Born With Gynaecomastia? Neonatal Breast Enlargement Explained

Can you be born with gynaecomastia? Learn why neonatal breast enlargement happens, what causes it, how it's assessed under NHS guidelines, and when to seek medical advice for your newborn.

Calorie Deficit and Insulin Resistance: Evidence-Based UK Guidance

Weight Loss

min read

Calorie Deficit and Insulin Resistance: Evidence-Based UK Guidance

Calorie deficit and insulin resistance: discover how reducing calorie intake improves insulin sensitivity, what the evidence says, safe dietary approaches, and when to seek NHS advice.

How to Inject Victoza in Stomach: Safe Step-by-Step Guide

GLP-1 Brands

min read

How to Inject Victoza in Stomach: Safe Step-by-Step Guide

Learn how to inject Victoza in your stomach safely with this step-by-step guide. Discover proper injection technique, site rotation, preparation tips, and when to seek medical help for effective type 2 diabetes management.

Is Testogel Pump Equivalent to Sachets? UK Dosing Guide

Testosterone

min read

Is Testogel Pump Equivalent to Sachets? UK Dosing Guide

Is Testogel pump equivalent to sachets? Discover the key differences in concentration, dosing and application between Testogel formulations, plus expert guidance on switching safely between testosterone replacement products.

Hair Loss

min read

Does Retatrutide Cause Hair Loss? Evidence, Risks and Advice

Does retatrutide cause hair loss? Explore the clinical evidence, why weight loss medicines trigger hair shedding, and when to see a GP. UK-focused, medically reviewed guidance.

Allergy Services UK: Diagnosis, NHS Referral, and Treatment Options

Supplements

min read

Allergy Services UK: Diagnosis, NHS Referral, and Treatment Options

Allergy services in the UK explained — discover how NHS allergy clinics work, how common allergic conditions are diagnosed, treatment options, and when to seek urgent help. Aligned with NICE and BSACI guidance.

Is Rybelsus Safe for Kidneys? Renal Safety and Monitoring Guide

GLP-1 Brands

min read

Is Rybelsus Safe for Kidneys? Renal Safety and Monitoring Guide

Is Rybelsus safe for kidneys? Discover the renal safety profile of oral semaglutide, who should exercise caution, and how to monitor kidney health whilst taking Rybelsus for type 2 diabetes.

Is There an Upper Age Limit for Weight Loss Injections in the UK?

Wegovy

min read

Is There an Upper Age Limit for Weight Loss Injections in the UK?

Is there an upper age limit for weight loss injections in the UK? Discover how age affects eligibility for semaglutide and liraglutide, safety considerations for older adults, NHS guidance, and alternative weight management options tailored to your needs.

Does Ice Help Gynaecomastia? Symptoms, Evidence, and NHS Treatments

Weight Loss

min read

Does Ice Help Gynaecomastia? Symptoms, Evidence, and NHS Treatments

Does ice help gynaecomastia? Learn why cold therapy cannot reduce glandular breast tissue, what it can and cannot do for symptoms, and which NHS-approved treatments actually work.

Could Ozempic Cause Seizures? UK Evidence and Safety Guidance

GLP-1 Brands

min read

Could Ozempic Cause Seizures? UK Evidence and Safety Guidance

Could Ozempic cause seizures? Explore the evidence, understand recognised side effects of semaglutide, and learn when to seek medical advice whilst taking this type 2 diabetes medication in the UK.

Can Fatty Liver Cause Extreme Fatigue? Symptoms and Management

Weight Loss

min read

Can Fatty Liver Cause Extreme Fatigue? Symptoms and Management

Can fatty liver cause extreme fatigue? Discover the complex relationship between non-alcoholic fatty liver disease and persistent tiredness, other symptoms to recognise, when to see your GP, and proven lifestyle strategies to manage both liver health and energy levels effectively.

Bolt Guides

Featured

A Hair Loss Treatment Guide: UK Options, Safety, and NHS Advice

Weight loss

Safe HbA1c Levels for Surgery: UK Guidelines and Perioperative Advice

Liver-Friendly Chilli Recipe for Fatty Liver Disease Management

Are Spicy Foods Good for Fatty Liver? Evidence and Safety

GLP-1 Brands

Wegovy

Mounjaro

Different Strengths of Trulicity: Dosing Guide for Type 2 Diabetes

Saxenda and Bloating: Causes, Frequency & Relief

Can Rybelsus Cause Depression? Evidence and Guidance

Can Trulicity Be Put Back in the Fridge? UK Storage Guide

Men’s Health

Testosterone

Erectile dysfunction

Does Sublocade Cause Erectile Dysfunction? UK Medical Guide

Can Testosterone Treatment Increase Penis Size? Evidence and Guidance

How to Treat Rash From Testosterone Treatment: Expert Guide

What Will 3 Days Without Testogel Do to Me?

Browse all

Are Medication Allergies Genetic? UK Guide to Drug Allergy Risk

Vitamin D Analogues: Uses, Types, and Safety Guidance

Trulicity How to Use: Complete UK Injection Guide

Low-Dose Aspirin and Fatty Liver: UK Safety Guidance

Can You Be Born With Gynaecomastia? Neonatal Breast Enlargement Explained

Calorie Deficit and Insulin Resistance: Evidence-Based UK Guidance

How to Inject Victoza in Stomach: Safe Step-by-Step Guide

Is Testogel Pump Equivalent to Sachets? UK Dosing Guide

Does Retatrutide Cause Hair Loss? Evidence, Risks and Advice

Allergy Services UK: Diagnosis, NHS Referral, and Treatment Options

Is Rybelsus Safe for Kidneys? Renal Safety and Monitoring Guide

Is There an Upper Age Limit for Weight Loss Injections in the UK?

Does Ice Help Gynaecomastia? Symptoms, Evidence, and NHS Treatments

Could Ozempic Cause Seizures? UK Evidence and Safety Guidance

Can Fatty Liver Cause Extreme Fatigue? Symptoms and Management

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