Bolt Guides

Expert insights on weight loss and more.

Featured

Bariatric Chamber for Healing: Hyperbaric Oxygen Therapy Explained

Weight Loss

min read

Bariatric Chamber for Healing: Hyperbaric Oxygen Therapy Explained

Bariatric chamber for healing: discover how higher-capacity hyperbaric oxygen therapy works, its clinical uses after bariatric surgery, NICE guidance, safety considerations, and NHS access routes.

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Weight loss

Read all on weight loss

Weight Loss

min read

Bariatric Chamber for Healing: Hyperbaric Oxygen Therapy Explained

Bariatric chamber for healing: discover how higher-capacity hyperbaric oxygen therapy works, its clinical uses after bariatric surgery, NICE guidance, safety considerations, and NHS access routes.

2 Hour Glucose Tolerance Test Pregnancy: Normal Range & Results Explained

Weight Loss

min read

2 Hour Glucose Tolerance Test Pregnancy: Normal Range & Results Explained

2 hour glucose tolerance test pregnancy normal range explained: understand NHS OGTT thresholds, what your results mean, and next steps if gestational diabetes is diagnosed.

Does Wellbutrin Cause Gynaecomastia? Bupropion, MHRA Guidance Explained

Weight Loss

min read

Does Wellbutrin Cause Gynaecomastia? Bupropion, MHRA Guidance Explained

Does Wellbutrin cause gynaecomastia? Explore the evidence on bupropion (Zyban) and male breast tissue changes, MHRA guidance, recognised side effects, 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.

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Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

Read Mounjaro guides

GLP-1 Brands

min read

Retatrutide Injection Frequency: Dosing, Safety, and UK Availability

How often should you inject retatrutide? Learn about the once-weekly dosing schedule, titration guidance, injection technique, side effects, and UK availability of this investigational triple receptor agonist.

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Retatrutide Injection Frequency: Dosing, Safety, and UK Availability

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.

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.

Victoza After Opening: Storage & 30-Day Guide

GLP-1 Brands

min read

Victoza After Opening: Storage & 30-Day Guide

Does Victoza need refrigerating after opening? Learn the 30-day use rule, correct storage temperatures, and signs of degradation for safe liraglutide use.

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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

Do Endocrinologists Treat Erectile Dysfunction? When to Seek Specialist Care

Do endocrinologists treat erectile dysfunction? Discover when specialist hormonal assessment is needed, what tests and treatments endocrinologists offer, and how they work with your GP to address underlying causes like low testosterone, diabetes, and thyroid disorders.

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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.

Hair Loss

min read

Does Ashwagandha Cause Hair Loss? UK Evidence and Safety Guide

Does ashwagandha cause hair loss? Explore the clinical evidence, proposed hormonal mechanisms, safety concerns, and when to see a GP. Expert UK health guidance.

Resistance to Allergy Medication: Causes, Options, and NHS Treatments

Supplements

min read

Resistance to Allergy Medication: Causes, Options, and NHS Treatments

Resistance to allergy medication explained: discover why antihistamines and nasal sprays may seem less effective, when to see a GP, and what NHS treatments — including immunotherapy — are available.

Does Tadalafil Make Erections Harder? UK Clinical Guide

Erectile Dysfunction

min read

Does Tadalafil Make Erections Harder? UK Clinical Guide

Does tadalafil make erections harder? Discover how this ED medication works, what to expect from treatment, and whether it increases rigidity or simply restores normal erectile function. UK clinical guidance explained.

Mounjaro

min read

How to Ask for Mounjaro: UK Eligibility and Access Guide

Learn how to ask for Mounjaro in the UK: eligibility criteria, NHS vs private options, what to discuss with your GP, and how to access tirzepatide safely for type 2 diabetes or weight management.

Gastric Sleeve Surgery Side Effects: NHS Guide to Risks and Management

Weight Loss

min read

Gastric Sleeve Surgery Side Effects: NHS Guide to Risks and Management

Gastric sleeve surgery side effects explained — from common post-op symptoms to serious complications. NHS and NICE-aligned guidance on risks, nutrition, and long-term management.

Can Fatty Liver Cause High Ammonia Levels? UK Medical Guide

Weight Loss

min read

Can Fatty Liver Cause High Ammonia Levels? UK Medical Guide

Can fatty liver cause high ammonia levels? Discover when fatty liver disease affects ammonia metabolism, the warning signs of hepatic encephalopathy, and when simple steatosis progresses to dangerous complications requiring urgent medical attention.

Best Allergy Medication UK: Antihistamines, Nasal Sprays and More

Supplements

min read

Best Allergy Medication UK: Antihistamines, Nasal Sprays and More

What's the best allergy medication for hay fever, rhinitis, or urticaria? Explore NHS and NICE-backed options — antihistamines, nasal sprays, eye drops and more — and find the right treatment for your symptoms.

Can a Calorie Deficit Cause High Blood Pressure? NHS-Aligned Guide

Weight Loss

min read

Can a Calorie Deficit Cause High Blood Pressure? NHS-Aligned Guide

Can a calorie deficit cause high blood pressure? Discover how calorie restriction affects blood pressure, when readings may fluctuate, and what NHS and NICE guidance says about safe weight loss for heart health.

Are Chickpeas Good for Fatty Liver? Evidence and Guidance

Weight Loss

min read

Are Chickpeas Good for Fatty Liver? Evidence and Guidance

Are chickpeas good for fatty liver? Discover the evidence behind chickpeas for NAFLD management, their nutritional benefits for liver health, and practical ways to include them in your diet. UK-focused guidance aligned with NICE recommendations.

Do Men Lose Weight Faster Than Women? The Science

Weight Loss

min read

Do Men Lose Weight Faster Than Women? The Science

Men often drop weight quicker — but why? Explore the biology behind the difference and what it means for your own weight loss results.

Cod Liver Oil vs Fish Oil: Key Differences and UK Guidance

Supplements

min read

Cod Liver Oil vs Fish Oil: Key Differences and UK Guidance

Cod liver oil vs fish oil: discover the key differences in omega-3 content, vitamins A and D, safety considerations, and which supplement suits your health needs according to UK clinical guidance.

Calorie Deficit for Bariatric Patients: UK Guidelines and Safe Targets

Weight Loss

min read

Calorie Deficit for Bariatric Patients: UK Guidelines and Safe Targets

Calorie deficit for bariatric patients explained: UK guidelines, post-operative intake targets by recovery stage, nutritional risks, and expert advice on working with your bariatric team for safe, long-term weight loss.

Gastric Sleeve Surgery While on Your Period: What You Need to Know

Weight Loss

min read

Gastric Sleeve Surgery While on Your Period: What You Need to Know

Can you have gastric sleeve surgery while on your period? Learn what UK surgeons consider, when surgery may be postponed, and how bariatric surgery affects your menstrual cycle.

Vitamin B12 Side Effects Stomach: Causes and Management

Supplements

min read

Vitamin B12 Side Effects Stomach: Causes and Management

Discover why vitamin B12 side effects stomach symptoms occur, including nausea and cramping. Learn practical strategies to manage digestive discomfort from B12 supplements and when to seek medical advice.

Erectile Dysfunction

min read

Do Alpha Blockers Cause Erectile Dysfunction? Evidence and Management

Do alpha blockers cause erectile dysfunction? Discover the evidence on how tamsulosin, doxazosin, and other alpha blockers affect sexual function, plus practical management strategies for men concerned about side effects.

Bolt Guides

Featured

Bariatric Chamber for Healing: Hyperbaric Oxygen Therapy Explained

Weight loss

Bariatric Chamber for Healing: Hyperbaric Oxygen Therapy Explained

2 Hour Glucose Tolerance Test Pregnancy: Normal Range & Results Explained

Does Wellbutrin Cause Gynaecomastia? Bupropion, MHRA Guidance Explained

GLP-1 Brands

Wegovy

Mounjaro

Retatrutide Injection Frequency: Dosing, Safety, and UK Availability

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

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

Victoza After Opening: Storage & 30-Day Guide

Men’s Health

Testosterone

Erectile dysfunction

Do Endocrinologists Treat Erectile Dysfunction? When to Seek Specialist Care

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

Does Ashwagandha Cause Hair Loss? UK Evidence and Safety Guide

Resistance to Allergy Medication: Causes, Options, and NHS Treatments

Does Tadalafil Make Erections Harder? UK Clinical Guide

How to Ask for Mounjaro: UK Eligibility and Access Guide

Gastric Sleeve Surgery Side Effects: NHS Guide to Risks and Management

Can Fatty Liver Cause High Ammonia Levels? UK Medical Guide

Best Allergy Medication UK: Antihistamines, Nasal Sprays and More

Can a Calorie Deficit Cause High Blood Pressure? NHS-Aligned Guide

Are Chickpeas Good for Fatty Liver? Evidence and Guidance

Do Men Lose Weight Faster Than Women? The Science

Cod Liver Oil vs Fish Oil: Key Differences and UK Guidance

Calorie Deficit for Bariatric Patients: UK Guidelines and Safe Targets

Gastric Sleeve Surgery While on Your Period: What You Need to Know

Vitamin B12 Side Effects Stomach: Causes and Management

Do Alpha Blockers Cause Erectile Dysfunction? Evidence and Management

Personalized weight management for women