Bolt Guides

Expert insights on weight loss and more.

Featured

Does B12 Make Joints Ache? Evidence and Guidance

Supplements

min read

Does B12 Make Joints Ache? Evidence and Guidance

Does B12 make joints ache? Discover the evidence on vitamin B12 and joint pain, why some people report discomfort, and when to seek medical advice. Expert UK guidance on managing symptoms whilst taking B12 supplements.

Read now

Weight loss

Read all on weight loss

50 mmol/mol HbA1c: Diagnosis, Targets, and Next Steps

Weight Loss

min read

50 mmol/mol HbA1c: Diagnosis, Targets, and Next Steps

50 mmol/mol HbA1c explained: what this result means, UK diagnostic criteria, NICE targets, lifestyle changes, medication options, and when to see your GP.

Why Is My HbA1c Going Up? Causes, Medicines, and Next Steps

Weight Loss

min read

Why Is My HbA1c Going Up? Causes, Medicines, and Next Steps

Why is my HbA1c going up? Discover the common causes of a rising HbA1c — from diet and lifestyle to medicines and medical conditions — plus NHS-aligned advice on when to see your GP and how to lower it safely.

Normal HbA1c Levels for Diabetes: UK Thresholds and Targets Explained

Weight Loss

min read

Normal HbA1c Levels for Diabetes: UK Thresholds and Targets Explained

Normal HbA1c levels for diabetes explained: UK thresholds, NICE targets, what affects your result, and how to work with your GP to manage blood glucose effectively.

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.

Read Wegovy guides

Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

Read Mounjaro guides

GLP-1 Brands

min read

Ozempic and Hiatal Hernia: Management and Safety Guidance

Ozempic and hiatal hernia: understand how this diabetes medication may affect digestive symptoms, practical management tips for patients with hiatal hernia, and when to seek medical advice for safe, effective treatment.

Read now

Ozempic and Hiatal Hernia: Management and Safety Guidance

Food Poisoning While on Ozempic: Symptoms, Management and When to Seek Help

GLP-1 Brands

min read

Food Poisoning While on Ozempic: Symptoms, Management and When to Seek Help

Concerned about food poisoning while on Ozempic? Learn how to distinguish medication side effects from genuine foodborne illness, manage symptoms safely, recognise warning signs requiring urgent medical attention, and prevent complications. Expert UK guidance for diabetes patients.

Restarting Ozempic After Surgery: When & How to Resume

GLP-1 Brands

min read

Restarting Ozempic After Surgery: When & How to Resume

Learn when to safely restart Ozempic after surgery, how to resume treatment after 1-4 weeks off, and what to expect when restarting GLP-1 therapy.

Does Ozempic Cause Numbness and Tingling? UK Clinical Guidance

GLP-1 Brands

min read

Does Ozempic Cause Numbness and Tingling? UK Clinical Guidance

Does Ozempic cause numbness and tingling? Discover the indirect mechanisms that may explain paraesthesia during treatment, when to seek medical advice, and how to manage symptoms effectively with UK clinical guidance.

Read all on GLP-1 brands

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

Do Extenders Help with Erectile Dysfunction? Evidence and Safety

Do extenders help with erectile dysfunction? Discover what the clinical evidence reveals about penis extenders for ED, how they compare to proven treatments like PDE5 inhibitors, and the safety considerations you need to know before trying mechanical traction devices.

Read now

Testosterone

min read

Can Testosterone Treatment Cause Heart Palpitations? UK Guide

Can testosterone treatment cause heart palpitations? Discover the cardiovascular effects of TRT, risk factors, warning signs, and when to seek medical advice. Expert guidance on safe monitoring and management during testosterone therapy.

Testosterone

min read

Does Testosterone Treatment Cause Muscle Pain? UK Evidence & Guidance

Does testosterone treatment cause muscle pain? Discover the evidence on muscle discomfort during TRT, including causes, when to seek help, and how to manage symptoms safely. Expert UK guidance for patients and clinicians.

Testosterone

min read

Will Hair Grow Back After Testosterone Treatment? Evidence and Options

Will hair grow back after testosterone treatment? Discover how testosterone affects hair growth, whether regrowth is possible after stopping therapy, and evidence-based treatment options for testosterone-related hair loss.

Does H. pylori Cause Fatty Liver? Evidence and Guidance

Weight Loss

min read

Does H. pylori Cause Fatty Liver? Evidence and Guidance

Does H. pylori cause fatty liver? Explore the current evidence on the link between Helicobacter pylori infection and non-alcoholic fatty liver disease (NAFLD), including risk factors, mechanisms, and when to seek medical advice in the UK.

Erectile Dysfunction

min read

Is Levitra Better Than Sildenafil for Erectile Dysfunction?

Is Levitra better than sildenafil for erectile dysfunction? Compare effectiveness, side effects, and costs of these PDE5 inhibitors. Expert UK guidance on choosing the right ED treatment for you.

Avocado and Fatty Liver: Evidence-Based Dietary Guidance

Weight Loss

min read

Avocado and Fatty Liver: Evidence-Based Dietary Guidance

Discover how avocado and fatty liver disease are connected. Learn about the nutritional benefits of avocados, their role in liver-friendly diets, and evidence-based dietary strategies for managing fatty liver disease in the UK.

Hair Loss

min read

Gastric Band Hair Loss: Causes, Nutrition, and Recovery

Gastric band hair loss explained: causes, nutritional deficiencies, and evidence-based management strategies. Learn when to contact your NHS bariatric team and how to support recovery.

Can You Stop Rybelsus Cold Turkey? Safety and Medical Guidance

GLP-1 Brands

min read

Can You Stop Rybelsus Cold Turkey? Safety and Medical Guidance

Can you stop Rybelsus cold turkey safely? Discover what happens when you discontinue semaglutide suddenly, the effects on blood sugar control, and expert guidance on safely stopping this type 2 diabetes medication with medical supervision.

Glycosylated Haemoglobin HbA1c in Pregnancy: NICE Targets and Risks

Weight Loss

min read

Glycosylated Haemoglobin HbA1c in Pregnancy: NICE Targets and Risks

Glycosylated haemoglobin HbA1c in pregnancy: understand NICE targets, why HbA1c is less reliable during pregnancy, associated risks, and how to manage blood glucose safely. UK clinical guidance explained.

Does Fatty Liver Cause Foamy Urine? UK Medical Facts

Weight Loss

min read

Does Fatty Liver Cause Foamy Urine? UK Medical Facts

Does fatty liver cause foamy urine? Discover the real causes of foamy urine, the link between fatty liver disease and kidney function, and when to seek NHS medical advice for persistent symptoms.

Can I Take Viagra with Fatty Liver? Safety and Dosing Guide

Weight Loss

min read

Can I Take Viagra with Fatty Liver? Safety and Dosing Guide

Can I take Viagra with fatty liver disease? Discover how liver function affects Viagra safety, dosing adjustments for hepatic impairment, drug interactions to avoid, and when to consult your GP before starting sildenafil.

Erectile Dysfunction

min read

Does Cryptorchidism Cause Erectile Dysfunction? Evidence and Outcomes

Does cryptorchidism cause erectile dysfunction? Discover what medical evidence reveals about undescended testicles and sexual function, including treatment outcomes, hormonal effects, and when to seek help for erectile concerns after cryptorchidism.

Allergan Gastric Band MRI Safety: What UK Patients Must Know

Weight Loss

min read

Allergan Gastric Band MRI Safety: What UK Patients Must Know

Allergan gastric band MRI safety explained: understand MR Conditional classifications, key precautions, MHRA guidance, and how to inform your NHS care team before any MRI scan.

Fish Oil Benefits for Women: Evidence-Based Guide to Omega-3

Supplements

min read

Fish Oil Benefits for Women: Evidence-Based Guide to Omega-3

Discover evidence-based fish oil benefits for women, including heart health, pregnancy support, and cognitive function. Learn about safe dosages, potential side effects, and UK guidance on omega-3 supplementation for women's health.

Testosterone

min read

Does Testosterone Treatment Cause Penile Growth? Evidence-Based Answer

Does testosterone treatment cause penile growth in adults? Discover the evidence-based answer, understand when testosterone affects development, and learn when to consult your GP about testosterone therapy and realistic treatment expectations.

Saxenda & Heartburn: Causes, Symptoms and Relief

GLP-1 Brands

min read

Saxenda & Heartburn: Causes, Symptoms and Relief

Does Saxenda cause heartburn? Learn why liraglutide affects digestion, how common reflux is, and practical ways to manage GI side effects safely.

Testosterone

min read

Is Testogel Safe? UK Safety Profile and Guidelines

Is Testogel safe? Discover the safety profile of this testosterone gel, including side effects, contraindications, safe application techniques, and essential monitoring requirements under UK medical guidance.

Do Weight Loss Injections Make You Cold? Demystifying GLP-1 Weight Loss Treatments

Wegovy

min read

Do Weight Loss Injections Make You Cold? Demystifying GLP-1 Weight Loss Treatments

Discover the truth about whether GLP-1 weight loss injections make you cold. Our in-depth blog post offers expert insight into this question, providing urgent answers for those undertaking weight loss treatment.

Bolt Guides

Featured

Does B12 Make Joints Ache? Evidence and Guidance

Weight loss

50 mmol/mol HbA1c: Diagnosis, Targets, and Next Steps

Why Is My HbA1c Going Up? Causes, Medicines, and Next Steps

Normal HbA1c Levels for Diabetes: UK Thresholds and Targets Explained

GLP-1 Brands

Wegovy

Mounjaro

Ozempic and Hiatal Hernia: Management and Safety Guidance

Food Poisoning While on Ozempic: Symptoms, Management and When to Seek Help

Restarting Ozempic After Surgery: When & How to Resume

Does Ozempic Cause Numbness and Tingling? UK Clinical Guidance

Men’s Health

Testosterone

Erectile dysfunction

Do Extenders Help with Erectile Dysfunction? Evidence and Safety

Can Testosterone Treatment Cause Heart Palpitations? UK Guide

Does Testosterone Treatment Cause Muscle Pain? UK Evidence & Guidance

Will Hair Grow Back After Testosterone Treatment? Evidence and Options

Browse all

Does H. pylori Cause Fatty Liver? Evidence and Guidance

Is Levitra Better Than Sildenafil for Erectile Dysfunction?

Avocado and Fatty Liver: Evidence-Based Dietary Guidance

Gastric Band Hair Loss: Causes, Nutrition, and Recovery

Can You Stop Rybelsus Cold Turkey? Safety and Medical Guidance

Glycosylated Haemoglobin HbA1c in Pregnancy: NICE Targets and Risks

Does Fatty Liver Cause Foamy Urine? UK Medical Facts

Can I Take Viagra with Fatty Liver? Safety and Dosing Guide

Does Cryptorchidism Cause Erectile Dysfunction? Evidence and Outcomes

Allergan Gastric Band MRI Safety: What UK Patients Must Know

Fish Oil Benefits for Women: Evidence-Based Guide to Omega-3

Does Testosterone Treatment Cause Penile Growth? Evidence-Based Answer

Saxenda & Heartburn: Causes, Symptoms and Relief

Is Testogel Safe? UK Safety Profile and Guidelines

Do Weight Loss Injections Make You Cold? Demystifying GLP-1 Weight Loss Treatments

Personalized weight management for women