Bolt Guides

Expert insights on weight loss and more.

Featured

Retatrutide Dosage: What Clinical Trial Evidence Currently Shows

GLP-1 Brands

min read

Retatrutide Dosage: What Clinical Trial Evidence Currently Shows

Retatrutide dosage explained: learn what Phase 2 trial data reveals about weekly doses, how this triple agonist works, its safety profile, UK regulatory status, and when it may become available.

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Weight loss

Read all on weight loss

Stricture After Gastric Sleeve: Causes, Symptoms and UK Treatment

Weight Loss

min read

Stricture After Gastric Sleeve: Causes, Symptoms and UK Treatment

What is a stricture after gastric sleeve surgery? Learn about the causes, symptoms, diagnosis, and NHS treatment options for sleeve gastrectomy stenosis in this expert UK guide.

Body Odour and Intermittent Fasting: Causes, Management and NHS Guidance

Weight Loss

min read

Body Odour and Intermittent Fasting: Causes, Management and NHS Guidance

Body odour during intermittent fasting explained — discover why fasting causes changes in sweat and breath smell, when to seek medical advice, and NHS-aligned tips to manage it effectively.

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.

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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

Retatrutide Dosage: What Clinical Trial Evidence Currently Shows

Retatrutide dosage explained: learn what Phase 2 trial data reveals about weekly doses, how this triple agonist works, its safety profile, UK regulatory status, and when it may become available.

Read now

Retatrutide Not Working: Causes, Solutions and UK Alternatives

GLP-1 Brands

min read

Retatrutide Not Working: Causes, Solutions and UK Alternatives

Retatrutide not working? Discover the clinical and lifestyle reasons behind suboptimal results, when to contact your GP, and MHRA-approved alternatives available in the UK.

How to Use the Lyxumia Pen: Step-by-Step Guide

GLP-1 Brands

min read

How to Use the Lyxumia Pen: Step-by-Step Guide

Learn how to use the Lyxumia pen correctly with our step-by-step guide. Discover proper injection technique, storage tips, troubleshooting advice, and essential safety information for effective type 2 diabetes management.

How to Inject Victoza: Sites, Technique & Rotation

GLP-1 Brands

min read

How to Inject Victoza: Sites, Technique & Rotation

Find out how to inject Victoza safely — including the best injection sites, step-by-step technique, and site rotation tips for effective liraglutide use.

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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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Sildenafil and Timing: How Long It Takes to Work and Last

Erectile Dysfunction

min read

Sildenafil and Timing: How Long It Takes to Work and Last

Does sildenafil increase timing? Find out how long sildenafil takes to work, how long it lasts, and what affects its effectiveness — with UK NHS and NICE guidance.

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Testosterone

min read

Is Testosterone Treatment Real Testosterone or Synthetic? UK Guide

Is testosterone treatment real testosterone or synthetic? Discover the truth about TRT medications in the UK. All licensed preparations contain bioidentical testosterone—molecularly identical to your body's natural hormone. Learn about regulation, safety, and what to expect from legitimate treatment.

Testosterone

min read

Does Testosterone Treatment Help with Gynaecomastia? UK Evidence Review

Does testosterone treatment help with gynaecomastia? Discover the complex relationship between testosterone therapy and male breast enlargement, when it might help, and why it can sometimes worsen the condition. Evidence-based UK guidance explained.

When to Start Testogel: Clinical Indications and Guidelines

Testosterone

min read

When to Start Testogel: Clinical Indications and Guidelines

Discover when to start Testogel for testosterone replacement therapy. Expert guidance on clinical indications, essential blood tests, dosing protocols, contraindications, and monitoring requirements for safe TRT initiation in the UK.

GLP-1 with Crohn's Disease: Safety, Risks and Clinical Guidance

Weight Loss

min read

GLP-1 with Crohn's Disease: Safety, Risks and Clinical Guidance

Can you use GLP-1 medications if you have Crohn's disease? Discover the risks, gastrointestinal side effects, current research, and essential considerations for safe use with expert guidance.

Best Birth Control for Gastric Sleeve Patients: UK Guide

Weight Loss

min read

Best Birth Control for Gastric Sleeve Patients: UK Guide

Best birth control for gastric sleeve patients explained with UK clinical guidance. Discover which contraceptive methods are safe, effective, and recommended by the FSRH, NICE, and UKMEC after bariatric surgery.

Effect of Aspirin on HbA1c: Evidence, Risks, and NHS Guidance

Weight Loss

min read

Effect of Aspirin on HbA1c: Evidence, Risks, and NHS Guidance

Effect of aspirin on HbA1c explained: discover how aspirin may influence glycated haemoglobin readings, who is most at risk, and what NICE and NHS guidance says about monitoring diabetes on aspirin.

Weight Loss

min read

Average Weekly Weight Loss with a Gastric Band: What to Expect

Average weekly weight loss with a gastric band is typically 0.5–1 kg per week. Discover realistic expectations, clinical evidence, NHS guidelines, and expert advice on long-term success.

Can Diabetics Donate Blood? UK Eligibility Explained

Weight Loss

min read

Can Diabetics Donate Blood? UK Eligibility Explained

Can you donate blood with type 2 diabetes? Learn about NHS eligibility, allowed medicines, and what to expect if your diabetes is well-controlled.

Allergy Medication for Breastfeeding Mothers: Safe Options Explained

Supplements

min read

Allergy Medication for Breastfeeding Mothers: Safe Options Explained

Allergy medication for breastfeeding mothers: find out which antihistamines, nasal sprays, and treatments are safe to use whilst nursing, based on NHS, NICE, and UKDILAS guidance.

Exercising on Weight Loss Injections: UK Guide

Wegovy

min read

Exercising on Weight Loss Injections: UK Guide

Exercise safely on GLP-1 medications like Wegovy or Mounjaro. Manage side effects and maximise your results with our expert guidance.

Can You Get Rid of Gynaecomastia Without Surgery? UK Guide

Weight Loss

min read

Can You Get Rid of Gynaecomastia Without Surgery? UK Guide

Can you get rid of gynaecomastia without surgery? Discover UK-approved non-surgical treatments, medications, lifestyle changes, and when to see a GP for enlarged male breast tissue.

Is Rybelsus Safe for Kidneys? Renal Safety and Monitoring Guide

GLP-1 Brands

min read

Is Rybelsus Safe for Kidneys? Renal Safety and Monitoring Guide

Is Rybelsus safe for kidneys? Discover the renal safety profile of oral semaglutide, who should exercise caution, and how to monitor kidney health whilst taking Rybelsus for type 2 diabetes.

Mounjaro

min read

Mounjaro and Alzheimer's: Current Evidence and What Patients Should Know

Explore the emerging research on Mounjaro and Alzheimer's disease. Understand what current evidence reveals about this diabetes medication's potential cognitive effects, safety considerations, and what UK patients need to know about neuroprotection claims.

Omega-3 Benefits: Heart, Brain & Joint Health

Supplements

min read

Omega-3 Benefits: Heart, Brain & Joint Health

Discover what omega-3 fatty acids do for your heart, brain and joints, plus top food sources, EPA, DHA and ALA explained, and when to supplement.

Can Your Stomach Stretch After Gastric Sleeve? Signs and Prevention

Weight Loss

min read

Can Your Stomach Stretch After Gastric Sleeve? Signs and Prevention

Can your stomach stretch after gastric sleeve surgery? Learn how sleeve dilation happens, the warning signs to watch for, and NHS-aligned advice to protect your long-term results.

Best Calorie Deficit to Lose Fat and Gain Muscle: UK Guide

Weight Loss

min read

Best Calorie Deficit to Lose Fat and Gain Muscle: UK Guide

Discover the best calorie deficit to lose fat and gain muscle through evidence-based body recomposition strategies. Learn optimal deficit ranges, protein requirements, resistance training approaches, and monitoring methods aligned with UK NHS guidance for safe, sustainable results.

Allergic Conjunctivitis: Causes, Symptoms & Treatment

Supplements

min read

Allergic Conjunctivitis: Causes, Symptoms & Treatment

Watery, itchy eyes? Learn what allergic conjunctivitis is, what causes it, how long it lasts, and which NHS-recommended treatments can help.

How Long Does It Take for Sildenafil to Peak?

Erectile Dysfunction

min read

How Long Does It Take for Sildenafil to Peak?

Discover how long it takes for sildenafil to peak in your system. Learn about the typical 30–120 minute timeframe, factors affecting absorption, optimal timing strategies, and what to expect at peak concentration for best results with this erectile dysfunction treatment.

Bolt Guides

Featured

Retatrutide Dosage: What Clinical Trial Evidence Currently Shows

Weight loss

Stricture After Gastric Sleeve: Causes, Symptoms and UK Treatment

Body Odour and Intermittent Fasting: Causes, Management and NHS Guidance

COVID Treatment for Obese Patients: NHS Guidance and Care

GLP-1 Brands

Wegovy

Mounjaro

Retatrutide Dosage: What Clinical Trial Evidence Currently Shows

Retatrutide Not Working: Causes, Solutions and UK Alternatives

How to Use the Lyxumia Pen: Step-by-Step Guide

How to Inject Victoza: Sites, Technique & Rotation

Men’s Health

Testosterone

Erectile dysfunction

Sildenafil and Timing: How Long It Takes to Work and Last

Is Testosterone Treatment Real Testosterone or Synthetic? UK Guide

Does Testosterone Treatment Help with Gynaecomastia? UK Evidence Review

When to Start Testogel: Clinical Indications and Guidelines

Browse all

GLP-1 with Crohn's Disease: Safety, Risks and Clinical Guidance

Best Birth Control for Gastric Sleeve Patients: UK Guide

Effect of Aspirin on HbA1c: Evidence, Risks, and NHS Guidance

Average Weekly Weight Loss with a Gastric Band: What to Expect

Can Diabetics Donate Blood? UK Eligibility Explained

Allergy Medication for Breastfeeding Mothers: Safe Options Explained

Exercising on Weight Loss Injections: UK Guide

Can You Get Rid of Gynaecomastia Without Surgery? UK Guide

Is Rybelsus Safe for Kidneys? Renal Safety and Monitoring Guide

Mounjaro and Alzheimer's: Current Evidence and What Patients Should Know

Omega-3 Benefits: Heart, Brain & Joint Health

Can Your Stomach Stretch After Gastric Sleeve? Signs and Prevention

Best Calorie Deficit to Lose Fat and Gain Muscle: UK Guide

Allergic Conjunctivitis: Causes, Symptoms & Treatment

How Long Does It Take for Sildenafil to Peak?

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