Bolt Guides

Expert insights on weight loss and more.

Featured

Vitamin K Trade Name: Konakion & UK Clinical Use

Supplements

min read

Vitamin K Trade Name: Konakion & UK Clinical Use

Discover UK trade names for vitamin K, including Konakion MM, plus formulations, doses, and clinical uses for neonates and warfarin reversal.

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Weight loss

Read all on weight loss

HbA1c Normal but OGTT High: Causes, Diagnosis, and NHS Next Steps

Weight Loss

min read

HbA1c Normal but OGTT High: Causes, Diagnosis, and NHS Next Steps

HbA1c normal but OGTT high? Discover why these results can conflict, what it means for your diabetes risk, and the NHS-recommended next steps for diagnosis and management.

Gastric Sleeve Operation Pensacola: Eligibility, Risks and Recovery

Weight Loss

min read

Gastric Sleeve Operation Pensacola: Eligibility, Risks and Recovery

Gastric sleeve operation in Pensacola explained — eligibility criteria, what to expect before and after surgery, risks, diet, and how to find accredited bariatric services. Read our clinically reviewed guide.

Decrease in HbA1c with Bydureon: Evidence, Expectations & NICE Guidance

Weight Loss

min read

Decrease in HbA1c with Bydureon: Evidence, Expectations & NICE Guidance

Decrease in HbA1c with Bydureon: discover what reductions to expect, clinical trial evidence, NICE NG28 prescribing criteria, and how to monitor your diabetes management on the NHS.

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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

Ozempic Face: Does Semaglutide Make You Look Old?

Learn what causes 'Ozempic face', why rapid weight loss affects facial volume, and how to manage facial ageing changes during semaglutide treatment.

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Ozempic Face: Does Semaglutide Make You Look Old?

Trulicity Mechanism of Action: How It Controls Blood Sugar

GLP-1 Brands

min read

Trulicity Mechanism of Action: How It Controls Blood Sugar

Discover how Trulicity's mechanism of action works to control blood sugar in type 2 diabetes. Learn about GLP-1 receptor activation, insulin secretion, glucagon suppression, and clinical effects on glucose and weight management.

Saxenda Side Effects: Nausea, Sickness & Management

GLP-1 Brands

min read

Saxenda Side Effects: Nausea, Sickness & Management

Nausea affects 40% of Saxenda users. Learn why it happens, how long it lasts, and how to manage this GLP-1 side effect during treatment.

GLP-1 & Libido: Saxenda, Tirzepatide & Sex Drive

GLP-1 Brands

min read

GLP-1 & Libido: Saxenda, Tirzepatide & Sex Drive

Do GLP-1 weight loss drugs affect libido? Explore UK clinical evidence on medicines like Saxenda and tirzepatide, plus when to see your GP.

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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

Erectile Dysfunction

min read

Does Sitagliptin Cause Erectile Dysfunction? Evidence and Guidance

Does sitagliptin cause erectile dysfunction? Discover the evidence on this DPP-4 inhibitor, how diabetes affects sexual health, and when to seek medical advice for ED.

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How Does Testogel Affect My Girlfriend: Transfer Risks and Prevention

Testosterone

min read

How Does Testogel Affect My Girlfriend: Transfer Risks and Prevention

Concerned about how Testogel might affect your girlfriend? Learn about testosterone transfer risks, potential effects on female partners, and essential precautions to prevent exposure. Expert UK guidance on safe use of topical testosterone therapy.

Does Testogel Cause You to Fail a Doping Test?

Testosterone

min read

Does Testogel Cause You to Fail a Doping Test?

Does Testogel cause you to fail a doping test? Discover how testosterone replacement therapy affects anti-doping tests, TUE requirements for athletes, detection methods, and UKAD/WADA regulations for competitive sport in the UK.

Does Anyone Use 2 Sachets of Testogel at a Time?

Testosterone

min read

Does Anyone Use 2 Sachets of Testogel at a Time?

Can you use two sachets of Testogel daily? Discover when two sachets may be prescribed for testosterone deficiency, how to apply them safely, essential monitoring requirements, and potential side effects. Evidence-based UK guidance for patients.

Allergy Medication You Can Take While Pregnant: Safe Options Explained

Supplements

min read

Allergy Medication You Can Take While Pregnant: Safe Options Explained

Allergy medication you can take while pregnant — find out which antihistamines, nasal sprays, and remedies are considered safe, what to avoid, and when to seek NHS advice.

Lap Gastric Sleeve CPT Code 43775: UK Coding and Clinical Guide

Weight Loss

min read

Lap Gastric Sleeve CPT Code 43775: UK Coding and Clinical Guide

Lap gastric sleeve CPT code 43775 explained alongside UK OPCS-4 coding, NHS referral pathways, NICE eligibility criteria, risks, and long-term follow-up guidance for laparoscopic sleeve gastrectomy.

Erectile Dysfunction

min read

Does Mirtazapine Cause Erectile Dysfunction? UK Evidence & Management

Does mirtazapine cause erectile dysfunction? Discover the evidence on mirtazapine's sexual side effects, how it compares to other antidepressants, and what to do if erectile dysfunction develops during treatment.

Chick-fil-A Calorie Deficit: Lower-Calorie Choices and NHS Healthy Eating Tips

Weight Loss

min read

Chick-fil-A Calorie Deficit: Lower-Calorie Choices and NHS Healthy Eating Tips

Chick-fil-A calorie deficit guide for UK travellers: discover lower-calorie menu options, nutritional facts, and practical tips to stay on track with your weight loss goals while eating out.

Champagne After Gastric Sleeve: Risks, Guidelines & Safe Celebrating

Weight Loss

min read

Champagne After Gastric Sleeve: Risks, Guidelines & Safe Celebrating

Champagne after gastric sleeve surgery carries real risks — find out why alcohol hits harder post-op, when it may be safe to drink, and how to celebrate safely with NHS-aligned guidance.

Antidepressants and Allergy Medication: Interactions, Risks, and Safer Options

Supplements

min read

Antidepressants and Allergy Medication: Interactions, Risks, and Safer Options

Antidepressants and allergy medication can interact in clinically important ways. Learn which combinations to avoid, safer antihistamine options, and when to seek NHS advice.

COVID Treatment for Obese Patients: NHS Guidance and Care

Weight Loss

min read

COVID Treatment for Obese Patients: NHS Guidance and Care

Comprehensive guide to COVID treatment for obese patients: NHS-recommended antivirals, corticosteroids, hospital care protocols, dosing considerations, and long COVID recovery support based on UK clinical guidance.

Hair Loss

min read

Melatonin and Hair Loss: What the UK Evidence Shows

Melatonin and hair loss explained: discover what UK evidence says about melatonin's effect on hair growth, which medications cause hair loss, and when to see a GP.

Bupropion Treatment for Obesity: UK Guidance and Evidence

Weight Loss

min read

Bupropion Treatment for Obesity: UK Guidance and Evidence

Discover how bupropion treatment for obesity works in the UK, including the licensed combination product Mysimba, clinical evidence, eligibility criteria, side effects, and alternative weight management options aligned with NICE guidance.

How Long Does Retatrutide Last Once Mixed? UK Regulatory Guidance

GLP-1 Brands

min read

How Long Does Retatrutide Last Once Mixed? UK Regulatory Guidance

How long retatrutide lasts once mixed has no MHRA-validated answer — it's an unlicensed investigational drug in the UK. Learn about regulatory status, safe handling, and how to access it legally through clinical trials.

Allergy to Yeast Infection Medication: Symptoms, Risks, and NHS Alternatives

Supplements

min read

Allergy to Yeast Infection Medication: Symptoms, Risks, and NHS Alternatives

Allergy to yeast infection medication — learn to recognise symptoms, understand which antifungals carry allergy risks, when to seek NHS care, and what safe alternatives are available.

Hair Loss

min read

Gynaecomastia and Hair Loss: Causes, Links, and UK Treatment Options

Gynaecomastia and hair loss occurring together may signal a hormonal imbalance. Learn about causes, medications, NHS diagnosis pathways, and UK treatment options in this clinically reviewed guide.

Omega-3 Fish Oil: Benefits, Dosage & UK Guidance

Supplements

min read

Omega-3 Fish Oil: Benefits, Dosage & UK Guidance

Explore the evidence behind omega-3 fish oil, from cardiovascular support to hypertriglyceridaemia. Includes UK dosage guidance and safety considerations.

Erectile Dysfunction

min read

Does Polio Cause Erectile Dysfunction? Evidence and Treatment

Does polio cause erectile dysfunction? Discover the evidence linking polio to ED, how post-polio syndrome affects sexual health, and effective treatment options for polio survivors in the UK.

Melted Cheese After Gastric Sleeve: Safety, Timing and Nutrition

Weight Loss

min read

Melted Cheese After Gastric Sleeve: Safety, Timing and Nutrition

Melted cheese after gastric sleeve surgery — find out when it's safe to introduce, which varieties to choose, nutritional benefits and risks, and expert NHS-aligned dietary guidance.

Bolt Guides

Featured

Vitamin K Trade Name: Konakion & UK Clinical Use

Weight loss

HbA1c Normal but OGTT High: Causes, Diagnosis, and NHS Next Steps

Gastric Sleeve Operation Pensacola: Eligibility, Risks and Recovery

Decrease in HbA1c with Bydureon: Evidence, Expectations & NICE Guidance

GLP-1 Brands

Wegovy

Mounjaro

Ozempic Face: Does Semaglutide Make You Look Old?

Trulicity Mechanism of Action: How It Controls Blood Sugar

Saxenda Side Effects: Nausea, Sickness & Management

GLP-1 & Libido: Saxenda, Tirzepatide & Sex Drive

Men’s Health

Testosterone

Erectile dysfunction

Does Sitagliptin Cause Erectile Dysfunction? Evidence and Guidance

How Does Testogel Affect My Girlfriend: Transfer Risks and Prevention

Does Testogel Cause You to Fail a Doping Test?

Does Anyone Use 2 Sachets of Testogel at a Time?

Browse all

Allergy Medication You Can Take While Pregnant: Safe Options Explained

Lap Gastric Sleeve CPT Code 43775: UK Coding and Clinical Guide

Does Mirtazapine Cause Erectile Dysfunction? UK Evidence & Management

Chick-fil-A Calorie Deficit: Lower-Calorie Choices and NHS Healthy Eating Tips

Champagne After Gastric Sleeve: Risks, Guidelines & Safe Celebrating

Antidepressants and Allergy Medication: Interactions, Risks, and Safer Options

COVID Treatment for Obese Patients: NHS Guidance and Care

Melatonin and Hair Loss: What the UK Evidence Shows

Bupropion Treatment for Obesity: UK Guidance and Evidence

How Long Does Retatrutide Last Once Mixed? UK Regulatory Guidance

Allergy to Yeast Infection Medication: Symptoms, Risks, and NHS Alternatives

Gynaecomastia and Hair Loss: Causes, Links, and UK Treatment Options

Omega-3 Fish Oil: Benefits, Dosage & UK Guidance

Does Polio Cause Erectile Dysfunction? Evidence and Treatment

Melted Cheese After Gastric Sleeve: Safety, Timing and Nutrition

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