Bolt Guides

Expert insights on weight loss and more.

Featured

Will Glucosamine Raise Blood Pressure? Evidence and Safety Guidance

Supplements

min read

Will Glucosamine Raise Blood Pressure? Evidence and Safety Guidance

Will glucosamine raise blood pressure? Discover what current evidence reveals about glucosamine's effects on hypertension, sodium content in different formulations, and essential safety considerations for people with cardiovascular conditions.

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Weight loss

Read all on weight loss

Metabolic Body Types Explained: What the NHS Says

Weight Loss

min read

Metabolic Body Types Explained: What the NHS Says

Find out what metabolic body types are, whether they're scientifically valid, and what NHS and NICE recommend for personalised nutrition instead.

Can Fatty Liver Cause Itchy Feet? Symptoms and When to Seek Help

Weight Loss

min read

Can Fatty Liver Cause Itchy Feet? Symptoms and When to Seek Help

Can fatty liver cause itchy feet? Discover the link between liver disease and itching, why itchy feet are rarely a liver symptom, and when to seek medical advice for persistent pruritus or liver concerns.

How Much GLP-1 to Take: UK Dosing Guidelines

Weight Loss

min read

How Much GLP-1 to Take: UK Dosing Guidelines

Discover how much GLP-1 to take for type 2 diabetes and weight management. Learn about personalised dosing for semaglutide, dulaglutide, and liraglutide, including UK prescribing guidelines, dose adjustments, and safety considerations from your GP.

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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.

Read Mounjaro guides

GLP-1 Brands

min read

How Long Does 0.25 mg Ozempic Stay in Your System?

How long does 0.25 mg Ozempic stay in your system? Discover the elimination timeline, half-life, and what to expect when stopping semaglutide treatment. Essential UK guidance for patients with type 2 diabetes on Ozempic duration and safety considerations.

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Saxenda Nausea at Night: Causes, Management and When to Seek Help

GLP-1 Brands

min read

Saxenda Nausea at Night: Causes, Management and When to Seek Help

Experiencing Saxenda nausea at night? Discover why it happens, how common it is, and evidence-based strategies to manage evening symptoms effectively whilst continuing your weight management treatment.

How Long Does Saxenda Stay in Your Body? UK Guide

GLP-1 Brands

min read

How Long Does Saxenda Stay in Your Body? UK Guide

How long does Saxenda stay in your body? Discover the elimination timeline, half-life, factors affecting clearance, and what happens when you stop this weight management medication. UK clinical guidance included.

Ozempic for PCOS: Evidence, Safety & UK Alternatives

GLP-1 Brands

min read

Ozempic for PCOS: Evidence, Safety & UK Alternatives

Find out what the evidence says about Ozempic for PCOS, why it's unlicensed in the UK, and which NICE-recommended treatments can help manage your symptoms.

Read all on GLP-1 brands

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 Autoimmune Diseases Cause Erectile Dysfunction? UK Guide

Do autoimmune diseases cause erectile dysfunction? Discover how conditions like rheumatoid arthritis, lupus, and type 1 diabetes affect erectile function, the mechanisms involved, and effective NHS treatment options available to improve sexual health and quality of life.

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Testosterone

min read

Does SHBG Go Down with Testosterone Treatment? UK Clinical Guide

Does SHBG go down with testosterone treatment? Discover how testosterone replacement therapy typically reduces SHBG levels, what this means for bioavailable testosterone, and essential monitoring guidance for safe TRT in the UK.

Testogel Pump: Does It Come as a Placebo?

Testosterone

min read

Testogel Pump: Does It Come as a Placebo?

Find out whether Testogel pump comes as a placebo, how to identify genuine testosterone gel, and what to do if you have concerns about your TRT in the UK.

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.

Does Tadalafil Affect Fertility? Evidence and Guidance

Erectile Dysfunction

min read

Does Tadalafil Affect Fertility? Evidence and Guidance

Does tadalafil affect fertility? Discover how this erectile dysfunction medication impacts male fertility, sperm quality, and conception attempts. Evidence-based guidance for couples trying to conceive.

GLP-1 Agonists and Suicidal Ideation: The Evidence

Weight Loss

min read

GLP-1 Agonists and Suicidal Ideation: The Evidence

What does evidence say about GLP-1 agonists and suicidal ideation? Review MHRA and EMA guidance, warning signs, and safe use advice.

How to Take Retatrutide Injection Safely: UK Clinical Trial Guide

GLP-1 Brands

min read

How to Take Retatrutide Injection Safely: UK Clinical Trial Guide

How to take retatrutide injection safely — learn correct subcutaneous technique, dose escalation schedules, site rotation, side effects, and storage guidance for UK clinical trial participants.

Is Eating Tuna Every Day Bad? Mercury Risks and Safe Limits

Supplements

min read

Is Eating Tuna Every Day Bad? Mercury Risks and Safe Limits

Is eating tuna every day bad for your health? Discover the mercury risks, safe consumption limits from the NHS and FSA, nutritional benefits, and healthier alternatives to daily tuna intake.

Erectile Dysfunction

min read

Does Graves' Disease Cause Erectile Dysfunction? UK Medical Guide

Does Graves' disease cause erectile dysfunction? Discover the proven link between hyperthyroidism and ED in men, how thyroid hormones affect sexual function, and why treatment often reverses erectile difficulties. Expert UK medical guidance.

Asthma and Fatty Liver: Understanding the Link and UK Management

Weight Loss

min read

Asthma and Fatty Liver: Understanding the Link and UK Management

Discover the emerging link between asthma and fatty liver disease (NAFLD/MASLD). Learn how shared risk factors, inflammation, obesity, and asthma medications may affect liver health, plus UK guidance on managing both conditions together.

Leg Cramps After Gastric Sleeve Surgery: Causes, Treatment & Prevention

Weight Loss

min read

Leg Cramps After Gastric Sleeve Surgery: Causes, Treatment & Prevention

Leg cramps after gastric sleeve surgery explained — causes, nutritional deficiencies, UK-guided treatments, and when to seek urgent medical advice. Read more.

Are Brazil Nuts Good for Fatty Liver? Evidence and Safe Intake

Weight Loss

min read

Are Brazil Nuts Good for Fatty Liver? Evidence and Safe Intake

Are Brazil nuts good for fatty liver? Discover the evidence behind selenium-rich Brazil nuts for liver health, safe intake levels, and how they fit into evidence-based dietary strategies for managing fatty liver disease in the UK.

Does Rybelsus Make You Feel Full? Appetite Effects Explained

GLP-1 Brands

min read

Does Rybelsus Make You Feel Full? Appetite Effects Explained

Does Rybelsus make you feel full? Discover how this type 2 diabetes medication affects appetite, what to expect when taking it, and how to manage changes in hunger and satiety safely under medical supervision.

Hair Loss

min read

Does Chlorine Cause Hair Loss? Effects, Risks, and Protection

Does chlorine cause hair loss? Learn how chlorine damages hair structure, what distinguishes breakage from true hair loss, protective strategies for swimmers, and when to see your GP.

Dumbbell Exercises for Gynaecomastia: What Really Works

Weight Loss

min read

Dumbbell Exercises for Gynaecomastia: What Really Works

Dumbbell exercises for gynaecomastia explained: discover which chest exercises may help, why exercise has limits with true glandular tissue, and when to seek NHS treatment.

Does Gastric Sleeve Surgery Change Your Personality? What to Expect

Weight Loss

min read

Does Gastric Sleeve Surgery Change Your Personality? What to Expect

Does gastric sleeve surgery change your personality? Explore the hormonal, psychological and emotional changes after sleeve gastrectomy, with NHS and NICE-aligned guidance on what to expect and when to seek help.

Does Anavar Cause Gynaecomastia? Risks, Signs & UK Guidance

Weight Loss

min read

Does Anavar Cause Gynaecomastia? Risks, Signs & UK Guidance

Does Anavar cause gynaecomastia? Learn how oxandrolone affects hormone levels, key risk factors, warning signs to watch for, and when to see a GP. UK-focused, clinically accurate guidance.

Cost

min read

Numan Mounjaro Monthly Cost: UK Pricing and NHS Comparison

Discover the Numan Mounjaro monthly cost for weight management in the UK. Compare private pricing (£199–£299) with NHS options, understand what's included in the service, and learn about this dual GIP/GLP-1 receptor agonist treatment.

Saxenda and Thyroid Cancer: UK Evidence Explained

GLP-1 Brands

min read

Saxenda and Thyroid Cancer: UK Evidence Explained

Does Saxenda cause thyroid cancer? Explore UK clinical evidence on liraglutide, thyroid tumour risk, warning signs, and MHRA prescribing guidance.

Bolt Guides

Featured

Will Glucosamine Raise Blood Pressure? Evidence and Safety Guidance

Weight loss

Metabolic Body Types Explained: What the NHS Says

Can Fatty Liver Cause Itchy Feet? Symptoms and When to Seek Help

How Much GLP-1 to Take: UK Dosing Guidelines

GLP-1 Brands

Wegovy

Mounjaro

How Long Does 0.25 mg Ozempic Stay in Your System?

Saxenda Nausea at Night: Causes, Management and When to Seek Help

How Long Does Saxenda Stay in Your Body? UK Guide

Ozempic for PCOS: Evidence, Safety & UK Alternatives

Men’s Health

Testosterone

Erectile dysfunction

Do Autoimmune Diseases Cause Erectile Dysfunction? UK Guide

Does SHBG Go Down with Testosterone Treatment? UK Clinical Guide

Testogel Pump: Does It Come as a Placebo?

How to Treat Rash From Testosterone Treatment: Expert Guide

Browse all

Does Tadalafil Affect Fertility? Evidence and Guidance

GLP-1 Agonists and Suicidal Ideation: The Evidence

How to Take Retatrutide Injection Safely: UK Clinical Trial Guide

Is Eating Tuna Every Day Bad? Mercury Risks and Safe Limits

Does Graves' Disease Cause Erectile Dysfunction? UK Medical Guide

Asthma and Fatty Liver: Understanding the Link and UK Management

Leg Cramps After Gastric Sleeve Surgery: Causes, Treatment & Prevention

Are Brazil Nuts Good for Fatty Liver? Evidence and Safe Intake

Does Rybelsus Make You Feel Full? Appetite Effects Explained

Does Chlorine Cause Hair Loss? Effects, Risks, and Protection

Dumbbell Exercises for Gynaecomastia: What Really Works

Does Gastric Sleeve Surgery Change Your Personality? What to Expect

Does Anavar Cause Gynaecomastia? Risks, Signs & UK Guidance

Numan Mounjaro Monthly Cost: UK Pricing and NHS Comparison

Saxenda and Thyroid Cancer: UK Evidence Explained