Bolt Guides

Expert insights on weight loss and more.

Featured

Victoza and Yeast Infections: What You Need to Know

GLP-1 Brands

min read

Victoza and Yeast Infections: What You Need to Know

Can Victoza cause yeast infections? Learn how liraglutide and blood sugar levels affect thrush risk, plus when to seek medical advice.

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Weight loss

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What Is Your Metabolic Type? Evidence & Guidance

Weight Loss

min read

What Is Your Metabolic Type? Evidence & Guidance

Discover how to find your metabolic type, what the science says, and when to seek advice from a registered UK dietitian for personalised nutrition support.

Hypothalamic Obesity: New Treatments and Specialist Management

Weight Loss

min read

Hypothalamic Obesity: New Treatments and Specialist Management

Discover new treatments for hypothalamic obesity caused by brain damage. Learn about emerging therapies, GLP-1 agonists, specialist management, and how to access expert care for this rare, treatment-resistant condition.

History of Leptin in Obesity Treatment: Discovery to Current UK Use

Weight Loss

min read

History of Leptin in Obesity Treatment: Discovery to Current UK Use

Discover the history of leptin in obesity treatment—from its 1994 discovery and early promise to why it failed in common obesity. Learn about leptin resistance, current UK clinical use for rare conditions, and what NICE-recommended treatments are actually available on the NHS for weight management.

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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

Victoza and Yeast Infections: What You Need to Know

Can Victoza cause yeast infections? Learn how liraglutide and blood sugar levels affect thrush risk, plus when to seek medical advice.

Read now

Saxenda and Hypoglycaemia: Risks & Management

GLP-1 Brands

min read

Saxenda and Hypoglycaemia: Risks & Management

Can Saxenda cause hypoglycaemia? Learn who is most at risk, what symptoms to watch for, and how to manage low blood sugar safely with UK clinical guidance.

Allergic Reaction to Rybelsus: Signs & What to Do

GLP-1 Brands

min read

Allergic Reaction to Rybelsus: Signs & What to Do

Spot the signs of an allergic reaction to Rybelsus, know when to seek urgent help, and explore alternatives if semaglutide isn't suitable for you.

Ozempic and Addiction: Evidence, Risks & UK Guidance

GLP-1 Brands

min read

Ozempic and Addiction: Evidence, Risks & UK Guidance

Can Ozempic affect addictive behaviour? Explore the emerging research on GLP-1 drugs, alcohol use, and why it remains unapproved for addiction in the UK.

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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

Does Sildenafil Make You Last Longer in Bed?

Erectile Dysfunction

min read

Does Sildenafil Make You Last Longer in Bed?

Sildenafil treats erectile dysfunction — but does it help you last longer? Learn what the evidence says and what actually works for sexual stamina.

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Testosterone

min read

Does Testosterone Treatment Lower Semen Production? Fertility Effects Explained

Does testosterone treatment lower semen production? Discover how TRT affects sperm count, fertility implications, reversibility after stopping treatment, and alternative options that preserve reproductive function whilst managing hypogonadism.

Testosterone

min read

Does Testogel Work for Men with Low Testosterone?

Does Testogel work for men with low testosterone? Discover how this UK-licensed transdermal gel treats hypogonadism, clinical evidence for its effectiveness, expected results timeline, who benefits most, and essential safety considerations for informed treatment decisions.

Can I Use Testogel When I Come Off Steroids? UK Medical Guidance

Testosterone

min read

Can I Use Testogel When I Come Off Steroids? UK Medical Guidance

Can I use Testogel when I come off steroids? Discover why Testogel is generally not recommended immediately after stopping anabolic steroids, when it might be appropriate, and what medical assessment is required. UK guidance on testosterone recovery and safer alternatives explained.

Where to Purchase Sildenafil Legally and Safely in the UK

Erectile Dysfunction

min read

Where to Purchase Sildenafil Legally and Safely in the UK

Discover where to purchase sildenafil legally and safely in the UK. Learn about NHS prescriptions, private online pharmacies, how to verify legitimate providers, and the risks of unregulated sources.

Calorie Deficit to Lose Weight: Safe Targets and NHS Guidance

Weight Loss

min read

Calorie Deficit to Lose Weight: Safe Targets and NHS Guidance

Wondering what amount of calorie deficit to lose weight safely? Discover NHS- and NICE-aligned guidance on daily deficit targets, how to calculate your needs, and practical tips for sustainable fat loss.

Weight Loss

min read

Garlic Pills and Weight Loss: Evidence, Safety, and NHS Guidance

Garlic pills and weight loss: does the evidence support their use? Explore the science, safety, drug interactions, and NHS-recommended alternatives in this UK clinical guide.

Hair Loss

min read

MONAT and Hair Loss: Evidence, Causes, and NHS Treatments

MONAT and hair loss explained: can MONAT products cause shedding? Explore the evidence, UK regulations, common hair loss causes, and NHS-recommended treatments.

Does Cycling Help Fatty Liver? Evidence-Based Benefits

Weight Loss

min read

Does Cycling Help Fatty Liver? Evidence-Based Benefits

Does cycling help fatty liver? Discover how regular cycling reduces liver fat by up to 30%, improves insulin sensitivity, and supports NAFLD management through evidence-based exercise guidance aligned with UK clinical recommendations.

How Tadalafil Works: Mechanism, Onset, and Effectiveness

Erectile Dysfunction

min read

How Tadalafil Works: Mechanism, Onset, and Effectiveness

Discover how tadalafil works to treat erectile dysfunction, BPH, and pulmonary hypertension. Learn about its mechanism of action, onset times, factors affecting effectiveness, and what to expect when taking this PDE5 inhibitor medication.

Cheapest Weight Loss Injections UK: Prices & Options

Cost

min read

Cheapest Weight Loss Injections UK: Prices & Options

Compare UK prices for weight loss injections including Saxenda, Wegovy & Mounjaro. NHS vs private costs, eligibility & what to expect.

Hair Loss

min read

Does Contraception Cause Hair Loss? UK Guide to Hormonal Effects

Does contraception cause hair loss? Learn which hormonal contraceptives are linked to hair shedding, how they affect the hair growth cycle, and what to do if you're affected — with UK clinical guidance.

Low Omega-3 Symptoms: Signs, Risks and How to Increase Intake

Supplements

min read

Low Omega-3 Symptoms: Signs, Risks and How to Increase Intake

Discover the key low omega-3 symptoms, including dry skin, poor concentration, and mood changes. Learn who's at risk, how deficiency affects your health, and safe ways to boost omega-3 intake through diet and supplements with UK NHS guidance.

Can You Smoke with Type 2 Diabetes? Risks and Quitting Support

Weight Loss

min read

Can You Smoke with Type 2 Diabetes? Risks and Quitting Support

Can you smoke with type 2 diabetes? Discover how smoking worsens blood sugar control, increases complication risks, and why quitting delivers immediate health benefits. Learn about NHS support available to help you stop smoking safely with diabetes.

What Is a Calorie Deficit? How It Works, Safety, and UK Guidance

Weight Loss

min read

What Is a Calorie Deficit? How It Works, Safety, and UK Guidance

What is a calorie deficit and how does it work? Learn how to calculate your daily calorie needs, safe ways to achieve a deficit, and when to seek NHS or dietitian advice.

Best Vitamins for GLP-1 Users: UK Evidence-Based Guide

Weight Loss

min read

Best Vitamins for GLP-1 Users: UK Evidence-Based Guide

Discover the best vitamins for GLP-1 users in the UK. Learn which essential nutrients may need attention during semaglutide or liraglutide therapy, when supplementation is appropriate, and how to choose quality supplements with evidence-based guidance from healthcare professionals.

How Much Water to Take with Rybelsus: Dosing Guide

GLP-1 Brands

min read

How Much Water to Take with Rybelsus: Dosing Guide

How much water to take with Rybelsus? Discover the exact 120 mL limit, why it matters for absorption, step-by-step dosing instructions, common mistakes to avoid, and what happens if you take it incorrectly.

Best Allergy Medication for Cottonwood Allergy: UK Guide

Supplements

min read

Best Allergy Medication for Cottonwood Allergy: UK Guide

Discover the best allergy medication for cottonwood allergy, including antihistamines, nasal corticosteroid sprays, and combination treatments. Learn which options suit your symptoms, how to use them effectively, and when to see your GP for persistent allergic rhinitis.

Where to Inject Retatrutide: Sites, Technique & Safety Guide

GLP-1 Brands

min read

Where to Inject Retatrutide: Sites, Technique & Safety Guide

Where to inject retatrutide: learn the recommended subcutaneous injection sites, step-by-step technique, site rotation guidance, and common mistakes to avoid — all aligned with UK clinical best practice.

Bolt Guides

Featured

Victoza and Yeast Infections: What You Need to Know

Weight loss

What Is Your Metabolic Type? Evidence & Guidance

Hypothalamic Obesity: New Treatments and Specialist Management

History of Leptin in Obesity Treatment: Discovery to Current UK Use

GLP-1 Brands

Wegovy

Mounjaro

Victoza and Yeast Infections: What You Need to Know

Saxenda and Hypoglycaemia: Risks & Management

Allergic Reaction to Rybelsus: Signs & What to Do

Ozempic and Addiction: Evidence, Risks & UK Guidance

Men’s Health

Testosterone

Erectile dysfunction

Does Sildenafil Make You Last Longer in Bed?

Does Testosterone Treatment Lower Semen Production? Fertility Effects Explained

Does Testogel Work for Men with Low Testosterone?

Can I Use Testogel When I Come Off Steroids? UK Medical Guidance

Browse all

Where to Purchase Sildenafil Legally and Safely in the UK

Calorie Deficit to Lose Weight: Safe Targets and NHS Guidance

Garlic Pills and Weight Loss: Evidence, Safety, and NHS Guidance

MONAT and Hair Loss: Evidence, Causes, and NHS Treatments

Does Cycling Help Fatty Liver? Evidence-Based Benefits

How Tadalafil Works: Mechanism, Onset, and Effectiveness

Cheapest Weight Loss Injections UK: Prices & Options

Does Contraception Cause Hair Loss? UK Guide to Hormonal Effects

Low Omega-3 Symptoms: Signs, Risks and How to Increase Intake

Can You Smoke with Type 2 Diabetes? Risks and Quitting Support

What Is a Calorie Deficit? How It Works, Safety, and UK Guidance

Best Vitamins for GLP-1 Users: UK Evidence-Based Guide

How Much Water to Take with Rybelsus: Dosing Guide

Best Allergy Medication for Cottonwood Allergy: UK Guide

Where to Inject Retatrutide: Sites, Technique & Safety Guide

Personalized weight management for women