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.

Vitamin D 10000 IU: UK Prescribing, Safety and Monitoring

Supplements

min read

Vitamin D 10000 IU: UK Prescribing, Safety and Monitoring

Vitamin D 10000 IU is a high-dose treatment for severe deficiency in the UK. Discover when it's prescribed, who needs it, safe dosing schedules, potential side effects, and essential monitoring requirements under medical supervision.

Natural Ways to Increase GLP-1: Diet and Lifestyle Strategies

Weight Loss

min read

Natural Ways to Increase GLP-1: Diet and Lifestyle Strategies

Discover natural ways to increase GLP-1 through diet and lifestyle. Learn evidence-based strategies including protein, fibre, exercise, and sleep to support metabolic health and appetite regulation naturally.

Mounjaro

min read

Does Mounjaro Cause Sulphur Burps? Evidence and Management

Does Mounjaro cause sulphur burps? Discover the link between tirzepatide and digestive symptoms, why they occur, and evidence-based strategies to manage sulphur burps whilst taking Mounjaro for type 2 diabetes.

Weight Loss

min read

Topamax for Weight Loss: What UK Patients Need to Know

Is Topamax a weight loss pill? Find out what topiramate is actually licensed for in the UK, its serious side effects, pregnancy risks, and which NHS-approved weight loss treatments are available instead.

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.

Medical Medium Peanut Allergy: NHS Evidence vs Alternative Claims

Supplements

min read

Medical Medium Peanut Allergy: NHS Evidence vs Alternative Claims

Medical medium peanut allergy claims examined against NHS and NICE evidence. Learn how peanut allergy is diagnosed, treated, and safely managed in the UK — including Palforzia OIT, AAI guidance, and when to seek emergency care.

What Are the 5 Signs of Metabolic Health?

Weight Loss

min read

What Are the 5 Signs of Metabolic Health?

Discover the 5 signs of metabolic health and learn how to measure key markers including waist circumference, blood pressure, and blood glucose. Evidence-based guidance on improving metabolic health through lifestyle changes, aligned with NHS and NICE recommendations.

Comparison of OTC Allergy Medications: Antihistamines, Sprays and More

Supplements

min read

Comparison of OTC Allergy Medications: Antihistamines, Sprays and More

Comparison of OTC allergy medications in the UK — discover how antihistamines, nasal sprays, eye drops and decongestants differ, which suits your symptoms, and when to seek professional advice.

Is HbA1c 7.1% Normal for Diabetics? NHS Targets Explained

Weight Loss

min read

Is HbA1c 7.1% Normal for Diabetics? NHS Targets Explained

Is HbA1c 7.1% normal for diabetics? Learn what 54 mmol/mol means, how it compares to NICE targets, what affects your result, and when to speak to your GP.

Weight Loss

min read

Weight Loss Pills for Type 2 Diabetics: NHS Options, Eligibility & Safety

Weight loss pills for diabetics with type 2 diabetes — explore NHS-approved options including semaglutide, liraglutide, and orlistat, NICE eligibility criteria, side effects, and how to talk to your GP.

Lyxumia Pen Side Effects: Complete UK Guide

GLP-1 Brands

min read

Lyxumia Pen Side Effects: Complete UK Guide

Comprehensive guide to Lyxumia pen side effects: learn about common gastrointestinal reactions, serious warnings like pancreatitis, how to manage adverse effects, and when to seek medical help for this type 2 diabetes medication.

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

Weight Loss

min read

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

Can fatty liver cause feet swelling? Discover when fatty liver disease leads to swollen feet, what other conditions cause ankle oedema, and when to seek urgent medical advice for liver-related swelling.

Do Incretins Improve Endothelial Function in Type 2 Diabetes?

Weight Loss

min read

Do Incretins Improve Endothelial Function in Type 2 Diabetes?

Do incretins improve endothelial function in type 2 diabetes? Discover how GLP-1 receptor agonists and DPP-4 inhibitors may benefit blood vessel health, the mechanisms involved, and what this means for cardiovascular risk reduction.

Wegovy

min read

Can I Take Advil with Wegovy? Safety Guide

Can I take Advil with Wegovy? Discover the evidence-based answer, safety considerations, potential side effects, and when to seek medical advice about combining ibuprofen with semaglutide for weight management.

Hair Loss

min read

Headache and Hair Loss: Causes, Diagnosis and NHS Treatment Options

Headache and hair loss occurring together? Discover the common causes, linked medical conditions, NHS diagnosis and treatment options, and when to see your GP — written in line with UK clinical 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

Vitamin D 10000 IU: UK Prescribing, Safety and Monitoring

Natural Ways to Increase GLP-1: Diet and Lifestyle Strategies

Does Mounjaro Cause Sulphur Burps? Evidence and Management

Topamax for Weight Loss: What UK Patients Need to Know

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

Medical Medium Peanut Allergy: NHS Evidence vs Alternative Claims

What Are the 5 Signs of Metabolic Health?

Comparison of OTC Allergy Medications: Antihistamines, Sprays and More

Is HbA1c 7.1% Normal for Diabetics? NHS Targets Explained

Weight Loss Pills for Type 2 Diabetics: NHS Options, Eligibility & Safety

Lyxumia Pen Side Effects: Complete UK Guide

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

Do Incretins Improve Endothelial Function in Type 2 Diabetes?

Can I Take Advil with Wegovy? Safety Guide

Headache and Hair Loss: Causes, Diagnosis and NHS Treatment Options

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