Bolt Guides

Expert insights on weight loss and more.

Featured

Best Probiotics for Ulcerative Colitis: Evidence-Based Guide

Supplements

min read

Best Probiotics for Ulcerative Colitis: Evidence-Based Guide

Discover the best probiotics for ulcerative colitis based on clinical evidence. Learn which strains may help manage UC symptoms, how they work, safety considerations, and what UK specialists recommend for complementary gut health support.

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Weight loss

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Gastric Bypass Alternatives: Treatments for Severe Obesity in the UK

Weight Loss

min read

Gastric Bypass Alternatives: Treatments for Severe Obesity in the UK

Discover evidence-based alternatives to gastric bypass for severe obesity, including sleeve gastrectomy, GLP-1 medications like semaglutide, and structured NHS programmes. Learn about eligibility criteria, treatment outcomes, and how to access specialist weight management services in the UK.

Epigenetic Treatment of Obesity: UK Research and Evidence

Weight Loss

min read

Epigenetic Treatment of Obesity: UK Research and Evidence

Epigenetic treatment of obesity explores how gene expression changes affect weight regulation. Learn why these approaches remain experimental, what current UK evidence shows, and which proven treatments are available through the NHS for safe, effective weight management.

Which Component Contributes Most to Total Energy Expenditure?

Weight Loss

min read

Which Component Contributes Most to Total Energy Expenditure?

Which component contributes the most to total energy expenditure? Discover why basal metabolic rate accounts for 50–70% of daily energy use, and learn how BMR, physical activity, and diet affect your metabolism and weight management strategies.

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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 to Break Through a Saxenda Plateau: Evidence-Based Strategies

Discover evidence-based strategies to break through a Saxenda plateau. Learn why weight loss stalls occur, how to adjust your approach, and when to consult your GP for optimal results with liraglutide treatment.

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How to Break Through a Saxenda Plateau: Evidence-Based Strategies

Rybelsus Hold for Surgery: UK Guidance on Stopping Semaglutide

GLP-1 Brands

min read

Rybelsus Hold for Surgery: UK Guidance on Stopping Semaglutide

Should you hold Rybelsus before surgery? Understand when to stop semaglutide for procedures, aspiration risks, blood glucose management during surgery, and safe restart guidance from UK clinical experts.

Bleeding After Saxenda Injection: Causes, Management and When to Seek Help

GLP-1 Brands

min read

Bleeding After Saxenda Injection: Causes, Management and When to Seek Help

Experiencing bleeding after Saxenda injection? Learn why it happens, how to manage minor bleeding safely, when to seek medical advice, and essential injection techniques to prevent future bleeding at the injection site.

Does Ozempic Help IBS? UK Clinical Evidence and Guidance

GLP-1 Brands

min read

Does Ozempic Help IBS? UK Clinical Evidence and Guidance

Does Ozempic help IBS symptoms? Discover the facts about using Ozempic for irritable bowel syndrome, its gastrointestinal effects, UK regulatory guidance, and evidence-based IBS treatments recommended by NICE.

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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

Does the Flu Cause Erectile Dysfunction? Facts and Recovery

Does the flu cause erectile dysfunction? Discover how influenza affects sexual function, why temporary erectile difficulties occur during illness, when problems persist after recovery, and when to seek medical advice for lasting concerns.

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Is Testogel Any Good? Clinical Evidence and Patient Outcomes

Testosterone

min read

Is Testogel Any Good? Clinical Evidence and Patient Outcomes

Is Testogel any good for low testosterone? Discover the clinical evidence, benefits, side effects, and real patient outcomes of this UK-licensed testosterone gel. Expert medical guidance on effectiveness and safety.

Can Stopping Testogel Cause Prostate Cancer? Evidence and Guidance

Testosterone

min read

Can Stopping Testogel Cause Prostate Cancer? Evidence and Guidance

Can stopping Testogel cause prostate cancer? Discover what medical evidence reveals about discontinuing testosterone replacement therapy and prostate cancer risk, plus essential monitoring guidance for men using TRT.

Can Testogel Cause Itchy Skin? Causes and Management

Testosterone

min read

Can Testogel Cause Itchy Skin? Causes and Management

Can Testogel cause itchy skin? Discover why this common side effect occurs, how to manage skin irritation from testosterone gel, and what alternative treatments are available if symptoms persist. Evidence-based guidance for UK patients.

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.

Can You Exercise on Saxenda? Safety Guidelines and Benefits

Weight Loss

min read

Can You Exercise on Saxenda? Safety Guidelines and Benefits

Can you exercise on Saxenda? Discover how physical activity enhances Saxenda's weight loss effects, recommended exercise guidelines, safety precautions, and practical strategies for combining this GLP-1 medication with effective workout routines for optimal results.

Is Insomnia a Side Effect of Ozempic? UK Evidence and Guidance

GLP-1 Brands

min read

Is Insomnia a Side Effect of Ozempic? UK Evidence and Guidance

Is insomnia a side effect of Ozempic? Discover what UK prescribing information says about sleep disturbances with semaglutide, potential causes of sleep problems, and practical strategies to improve sleep quality whilst managing type 2 diabetes effectively.

Testosterone

min read

Can TRT Be Combined with Other Treatments for Low Testosterone?

Can TRT be combined with other treatments for low testosterone? Discover how combining testosterone replacement therapy with lifestyle changes, medications, and targeted interventions can optimise outcomes for men with hypogonadism, following UK clinical guidance.

Testosterone

min read

Testosterone Booster for Gynaecomastia: Evidence, Risks and UK Treatment Options

Testosterone booster for gynaecomastia — does it work? Explore the evidence, safety risks, MHRA and NHS guidance, and clinically recognised UK treatment options for enlarged male breast tissue.

Does Sildenafil Cause Constipation? UK Guidance and Side Effects

Erectile Dysfunction

min read

Does Sildenafil Cause Constipation? UK Guidance and Side Effects

Does sildenafil cause constipation? Discover what UK prescribing guidance says about this side effect, why digestive symptoms may occur, and when to seek medical advice about sildenafil and bowel health.

Metabolic Rate and Body Temperature: Understanding Their Vital Relationship

Weight Loss

min read

Metabolic Rate and Body Temperature: Understanding Their Vital Relationship

Discover the vital relationship between metabolic rate and body temperature. Learn how metabolic processes generate heat, what affects both parameters, and when temperature or metabolism changes require medical attention.

Wegovy

min read

Wegovy and Antibiotics: UK Safety Guidance and Interactions

Can you take Wegovy and antibiotics together? Discover evidence-based UK guidance on safety, interactions, side effects, and when to consult your GP during concurrent treatment.

Rybelsus Sexual Side Effects: Evidence and Guidance

GLP-1 Brands

min read

Rybelsus Sexual Side Effects: Evidence and Guidance

Concerned about Rybelsus sexual side effects? Discover what the evidence shows, how type 2 diabetes affects sexual function, and when to speak to your GP about symptoms whilst taking semaglutide.

Hair Loss

min read

Spironolactone and Hair Loss: UK Guide for Women

Spironolactone for hair loss: find out how this off-label anti-androgen treatment works for women with female-pattern hair loss, who qualifies, side effects, dosage, and NHS alternatives.

Gastric Band Meal Ideas: A Stage-by-Stage Guide to Eating Well

Weight Loss

min read

Gastric Band Meal Ideas: A Stage-by-Stage Guide to Eating Well

Gastric band meal ideas for every stage of recovery — from liquid and puréed to soft and solid foods. Discover nutritious options, foods to avoid, and long-term eating tips aligned with NHS guidance.

Gastric Band Nutritional Deficiencies: Symptoms, Supplements & UK Monitoring

Weight Loss

min read

Gastric Band Nutritional Deficiencies: Symptoms, Supplements & UK Monitoring

Gastric band nutritional deficiencies explained: which nutrients are most at risk, symptoms to watch for, recommended supplements, and UK monitoring guidance from NICE and BOMSS.

Allergy Services UK: Diagnosis, NHS Referral, and Treatment Options

Supplements

min read

Allergy Services UK: Diagnosis, NHS Referral, and Treatment Options

Allergy services in the UK explained — discover how NHS allergy clinics work, how common allergic conditions are diagnosed, treatment options, and when to seek urgent help. Aligned with NICE and BSACI guidance.

Vitamin D Deficiency Symptoms: Recognition, Risk Factors and Treatment

Supplements

min read

Vitamin D Deficiency Symptoms: Recognition, Risk Factors and Treatment

Discover the key vitamin D deficiency symptoms including bone pain, muscle weakness, and fatigue. Learn who's at risk in the UK, when to seek medical advice, and how to prevent and treat this common condition through supplementation and lifestyle changes.

Does Sildenafil Give You Heartburn? Causes and Management

Erectile Dysfunction

min read

Does Sildenafil Give You Heartburn? Causes and Management

Does sildenafil give you heartburn? Discover why this PDE5 inhibitor can cause dyspepsia, how common heartburn symptoms are, evidence-based management strategies, and when to seek medical advice for sildenafil side effects.

Bolt Guides

Featured

Best Probiotics for Ulcerative Colitis: Evidence-Based Guide

Weight loss

Gastric Bypass Alternatives: Treatments for Severe Obesity in the UK

Epigenetic Treatment of Obesity: UK Research and Evidence

Which Component Contributes Most to Total Energy Expenditure?

GLP-1 Brands

Wegovy

Mounjaro

How to Break Through a Saxenda Plateau: Evidence-Based Strategies

Rybelsus Hold for Surgery: UK Guidance on Stopping Semaglutide

Bleeding After Saxenda Injection: Causes, Management and When to Seek Help

Does Ozempic Help IBS? UK Clinical Evidence and Guidance

Men’s Health

Testosterone

Erectile dysfunction

Does the Flu Cause Erectile Dysfunction? Facts and Recovery

Is Testogel Any Good? Clinical Evidence and Patient Outcomes

Can Stopping Testogel Cause Prostate Cancer? Evidence and Guidance

Can Testogel Cause Itchy Skin? Causes and Management

Browse all

Numan Mounjaro Monthly Cost: UK Pricing and NHS Comparison

Can You Exercise on Saxenda? Safety Guidelines and Benefits

Is Insomnia a Side Effect of Ozempic? UK Evidence and Guidance

Can TRT Be Combined with Other Treatments for Low Testosterone?

Testosterone Booster for Gynaecomastia: Evidence, Risks and UK Treatment Options

Does Sildenafil Cause Constipation? UK Guidance and Side Effects

Metabolic Rate and Body Temperature: Understanding Their Vital Relationship

Wegovy and Antibiotics: UK Safety Guidance and Interactions

Rybelsus Sexual Side Effects: Evidence and Guidance

Spironolactone and Hair Loss: UK Guide for Women

Gastric Band Meal Ideas: A Stage-by-Stage Guide to Eating Well

Gastric Band Nutritional Deficiencies: Symptoms, Supplements & UK Monitoring

Allergy Services UK: Diagnosis, NHS Referral, and Treatment Options

Vitamin D Deficiency Symptoms: Recognition, Risk Factors and Treatment

Does Sildenafil Give You Heartburn? Causes and Management

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