Bolt Guides

Expert insights on weight loss and more.

Featured

Wegovy

min read

Switching From Wegovy Injection to Pill: UK Prescribing Guide

Switching from Wegovy injection to pill? Learn how the UK-approved transition from 2.4 mg weekly injections to 25 mg daily tablets works, who it suits, and what to expect.

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Weight loss

Read all on weight loss

POTS After Bariatric Surgery: Causes, Symptoms and NHS Treatment

Weight Loss

min read

POTS After Bariatric Surgery: Causes, Symptoms and NHS Treatment

POTS after bariatric surgery: understand why it develops, how to recognise symptoms, NHS treatment options, lifestyle adjustments, and when to seek urgent medical advice.

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

Weight Loss

min read

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

Blood glucose readings for non-diabetics explained: discover normal UK ranges, how tests work, what affects your results, and when to see your GP. Evidence-based NHS guidance.

How to Reverse a 5.8% HbA1c: NHS-Backed Lifestyle Advice

Weight Loss

min read

How to Reverse a 5.8% HbA1c: NHS-Backed Lifestyle Advice

How to reverse a 5.8% HbA1c with NHS-backed diet, exercise, and lifestyle advice. Understand what your result means, how long changes take, and when to see your GP.

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.

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Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

Read Mounjaro guides

GLP-1 Brands

min read

Retatrutide Injections: UK Guide to Administration, Dosing, and Safety

Retatrutide injections explained: learn how this investigational triple agonist is administered in clinical trials, including technique, dosing, storage, and UK safety guidance.

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Retatrutide Injections: UK Guide to Administration, Dosing, and Safety

Retatrutide: What It Is Made Of and How It Works

GLP-1 Brands

min read

Retatrutide: What It Is Made Of and How It Works

Retatrutide is a synthetic triple receptor agonist peptide targeting GLP-1, GIP, and glucagon receptors. Learn how it works, what it's made of, and its current UK regulatory status.

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

GLP-1 Brands

min read

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

Feeling cold on retatrutide? Learn why this happens, how common it is in clinical trials, when to seek medical advice, and practical tips to manage cold sensations safely.

Retatrutide in Pill Form: What UK Patients Need to Know

GLP-1 Brands

min read

Retatrutide in Pill Form: What UK Patients Need to Know

Can you get retatrutide in pill form? Find out why no oral version exists yet, how peptide medicines work, and which licensed weight loss treatments are available in the UK right now.

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

Does Rybelsus Cause Erectile Dysfunction?

Rybelsus is not listed as a cause of erectile dysfunction. Explore the UK evidence on semaglutide and sexual health, and how to manage ED with diabetes.

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Testosterone

min read

How to Treat Rash From Testosterone Treatment: Expert Guide

Discover how to treat rash from testosterone treatment with expert guidance on identifying skin reactions, immediate management steps, medical treatments, and prevention strategies to continue TRT safely and comfortably.

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.

How Much Testogel Should a Man Use? UK Dosage Guide

Testosterone

min read

How Much Testogel Should a Man Use? UK Dosage Guide

How much Testogel should a man use? Discover recommended starting doses, how to adjust treatment based on testosterone levels, proper application techniques, and essential safety guidance for men prescribed this testosterone replacement therapy in the UK.

Ozempic, Libido & Erectile Dysfunction: The Evidence

GLP-1 Brands

min read

Ozempic, Libido & Erectile Dysfunction: The Evidence

Does Ozempic affect sex drive or cause erectile dysfunction? Explore the evidence on semaglutide and sexual function, plus what to do if you notice chan...

Erectile Dysfunction

min read

How to Fix Dopamine-Caused Erectile Dysfunction: UK Guide

Discover how to fix dopamine-caused erectile dysfunction with evidence-based treatments, medication reviews, lifestyle changes, and expert guidance on when to seek NHS help for ED.

Erectile Dysfunction

min read

Prostatitis, UTIs & Erectile Dysfunction Explained

Pain when urinating and erectile dysfunction may share a cause. Discover how prostatitis and UTIs affect sexual health and available NHS treatments.

Does Sildenafil Give You Diarrhoea? UK Evidence and Guidance

Erectile Dysfunction

min read

Does Sildenafil Give You Diarrhoea? UK Evidence and Guidance

Does sildenafil give you diarrhoea? Discover how common this side effect is, why it occurs, and what to do if you experience digestive symptoms whilst taking sildenafil. Evidence-based UK guidance.

Forgot to Take Saxenda: What to Do and How to Prevent Missed Doses

GLP-1 Brands

min read

Forgot to Take Saxenda: What to Do and How to Prevent Missed Doses

Forgot to take Saxenda? Discover what to do if you miss a dose, how it affects your weight loss treatment, and practical strategies to prevent missed injections. UK clinical guidance for safe Saxenda use.

Does Glucosamine Cause Constipation? Side Effects Explained

Supplements

min read

Does Glucosamine Cause Constipation? Side Effects Explained

Does glucosamine cause constipation? Discover the evidence on glucosamine's gastrointestinal side effects, why constipation may occur, and practical strategies to prevent digestive issues when taking this popular joint supplement.

Blood Glucose Rises After Exercise: Causes, Management & NHS Guidance

Weight Loss

min read

Blood Glucose Rises After Exercise: Causes, Management & NHS Guidance

Blood glucose rises after exercise in some people with diabetes — find out why it happens, which activities are most likely to cause it, and how to manage post-exercise glucose spikes safely with NHS-aligned guidance.

GLP-1 Diet Plan & Lifestyle Guide for Better Results

Weight Loss

min read

GLP-1 Diet Plan & Lifestyle Guide for Better Results

Learn how to combine a GLP-1 diet plan with lifestyle changes to support weight and diabetes management. Evidence-based tips on food, exercise and habits.

Weight Loss

min read

Calorie Deficit Air Fryer Recipes for Healthy Weight Loss

Discover evidence-based calorie deficit air fryer recipes that support healthy weight loss. Learn practical cooking techniques, portion control strategies, and nutritious meal ideas aligned with NHS guidance for sustainable weight management.

Cost

min read

Gynaecomastia Surgery: Causes, Techniques, Recovery and Costs

Gynaecomastia surgery explained: causes, surgical techniques, recovery, risks, and costs. Understand when surgery is appropriate and what to expect from treatment.

Calorie Deficit and Menstrual Cycle: Causes, Signs, and Safe Guidance

Weight Loss

min read

Calorie Deficit and Menstrual Cycle: Causes, Signs, and Safe Guidance

Calorie deficit and menstrual cycle changes explained — discover how undereating disrupts hormones, what signs to look for, when to see your GP, and NHS-aligned advice on safe weight management.

Supplements

min read

Vegetarian Omega-3 Supplements: Benefits & Sources

Explore plant-based omega-3 supplements, from algal oil to flaxseed. Learn about EPA, DHA, ALA sources, dosages, and benefits for heart and brain health.

Saxenda and Citalopram Together: Safety Guide

GLP-1 Brands

min read

Saxenda and Citalopram Together: Safety Guide

Taking Saxenda and citalopram together? Learn about potential interactions, monitoring needs, and key safety considerations under medical supervision.

HbA1c Converter to Glucose: UK Reference Ranges and Clinical Guide

Weight Loss

min read

HbA1c Converter to Glucose: UK Reference Ranges and Clinical Guide

HbA1c converter to glucose: use validated formulae to translate your mmol/mol result into an estimated average glucose level. Includes NHS NICE ranges, clinical caveats, and factors affecting accuracy.

What Is the Problem with Rybelsus? Side Effects and Risks

GLP-1 Brands

min read

What Is the Problem with Rybelsus? Side Effects and Risks

What is the problem with Rybelsus? Discover the common side effects, serious risks, absorption challenges, and dosing difficulties associated with this oral diabetes medication, plus safer alternatives.

Bolt Guides

Featured

Switching From Wegovy Injection to Pill: UK Prescribing Guide

Weight loss

POTS After Bariatric Surgery: Causes, Symptoms and NHS Treatment

Blood Glucose Readings for Non-Diabetics: UK Normal Ranges Explained

How to Reverse a 5.8% HbA1c: NHS-Backed Lifestyle Advice

GLP-1 Brands

Wegovy

Mounjaro

Retatrutide Injections: UK Guide to Administration, Dosing, and Safety

Retatrutide: What It Is Made Of and How It Works

Feeling Cold on Retatrutide: Causes, Management, and When to Seek Help

Retatrutide in Pill Form: What UK Patients Need to Know

Men’s Health

Testosterone

Erectile dysfunction

Does Rybelsus Cause Erectile Dysfunction?

How to Treat Rash From Testosterone Treatment: Expert Guide

Does Testosterone Treatment Cause Muscle Pain? UK Evidence & Guidance

How Much Testogel Should a Man Use? UK Dosage Guide

Browse all

Ozempic, Libido & Erectile Dysfunction: The Evidence

How to Fix Dopamine-Caused Erectile Dysfunction: UK Guide

Prostatitis, UTIs & Erectile Dysfunction Explained

Does Sildenafil Give You Diarrhoea? UK Evidence and Guidance

Forgot to Take Saxenda: What to Do and How to Prevent Missed Doses

Does Glucosamine Cause Constipation? Side Effects Explained

Blood Glucose Rises After Exercise: Causes, Management & NHS Guidance

GLP-1 Diet Plan & Lifestyle Guide for Better Results

Calorie Deficit Air Fryer Recipes for Healthy Weight Loss

Gynaecomastia Surgery: Causes, Techniques, Recovery and Costs

Calorie Deficit and Menstrual Cycle: Causes, Signs, and Safe Guidance

Vegetarian Omega-3 Supplements: Benefits & Sources

Saxenda and Citalopram Together: Safety Guide

HbA1c Converter to Glucose: UK Reference Ranges and Clinical Guide

What Is the Problem with Rybelsus? Side Effects and Risks