Bolt Guides

Expert insights on weight loss and more.

Featured

Cost

min read

Mounjaro Cost for Weight Loss: UK Pricing and Access Guide

Discover Mounjaro cost for weight loss in the UK. Learn about private prescription pricing (£150–£300 monthly), NHS availability, access pathways, dosing schedules, and essential safety information for tirzepatide treatment.

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Weight loss

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Does TRT Cause Gynaecomastia? Risks, Signs, and NHS Treatment

Weight Loss

min read

Does TRT Cause Gynaecomastia? Risks, Signs, and NHS Treatment

Does TRT cause gynaecomastia? Learn how testosterone replacement therapy can trigger breast tissue growth in men, what warning signs to look for, and how UK clinicians manage and treat this side effect.

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

300–500 Calorie Deficit: Safe Weight Loss Guide for UK Adults

A 300–500 calorie deficit can support safe, steady weight loss. Learn how it works, how to calculate your needs, and what NHS and NICE guidance recommends for a healthy approach.

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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.

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GLP-1 Brands

min read

Does Victoza Raise Blood Pressure? What Evidence Shows

Discover what clinical trials reveal about Victoza and blood pressure, including liraglutide's cardiovascular effects in type 2 diabetes.

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Does Victoza Raise Blood Pressure? What Evidence Shows

Does Rybelsus Cause Leg Cramps? UK Evidence and Guidance

GLP-1 Brands

min read

Does Rybelsus Cause Leg Cramps? UK Evidence and Guidance

Does Rybelsus cause leg cramps? Explore the evidence, common side effects of this type 2 diabetes medication, and when to seek medical advice about muscle symptoms in the UK.

Saxenda and Fatty Liver: Effects, Evidence and Safety

GLP-1 Brands

min read

Saxenda and Fatty Liver: Effects, Evidence and Safety

Discover how Saxenda may affect fatty liver disease through weight loss and metabolic improvements. Expert guidance on safety, clinical evidence, and when treatment may be appropriate for NAFLD patients in the UK.

Saxenda and Sun Exposure: Evidence and Safety Guidance

GLP-1 Brands

min read

Saxenda and Sun Exposure: Evidence and Safety Guidance

Does Saxenda increase sun sensitivity? Discover the evidence on Saxenda and sun exposure, essential sun protection advice for users, and when to seek medical guidance. UK-based clinical information aligned with NHS and MHRA guidance.

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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

Are There Toys to Help with Erectile Dysfunction? Medical Devices Explained

Discover medical devices and aids for erectile dysfunction, including vacuum pumps and constriction rings. Learn how these clinically proven 'toys' work, safety guidelines, and when to seek NHS advice for ED treatment.

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Does Testogel Degrade in Baggage Holds of Planes? UK Travel Guide

Testosterone

min read

Does Testogel Degrade in Baggage Holds of Planes? UK Travel Guide

Does Testogel degrade in baggage holds of planes? Discover how aircraft cargo temperatures affect testosterone gel stability, UK travel regulations for carrying Testogel in hand luggage, and expert guidance on protecting your hormone replacement therapy during air travel.

Testogel Side Effects & Cancer Risk: What Evidence Shows

Testosterone

min read

Testogel Side Effects & Cancer Risk: What Evidence Shows

Concerned about Testogel and cancer risk? Explore what current medical evidence says about testosterone therapy, prostate cancer, and key safety guidance.

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.

Type 1 vs Type 2 Diabetes: Key Differences Explained

Weight Loss

min read

Type 1 vs Type 2 Diabetes: Key Differences Explained

Discover the key differences between type 1 vs type 2 diabetes, including causes, symptoms, diagnosis, and treatment approaches. Learn which type requires insulin, how they're diagnosed, and what management strategies work best for each condition based on UK clinical guidance.

Why Does Sildenafil Cause Flushing? UK Clinical Guidance

Erectile Dysfunction

min read

Why Does Sildenafil Cause Flushing? UK Clinical Guidance

Discover why sildenafil causes flushing, how common this side effect is, and evidence-based strategies to manage facial redness. Expert UK guidance on PDE5 inhibitors, dosing, and when to seek medical advice for sildenafil side effects.

Mounjaro

min read

Is Mounjaro Approved for PCOS? UK Regulatory Status Explained

Is Mounjaro approved for PCOS in the UK? Discover the current regulatory status of tirzepatide for polycystic ovary syndrome, emerging research, and evidence-based treatment options available through the NHS.

Hair Loss

min read

Does Cocaine Cause Hair Loss? Mechanisms, Effects, and UK Support

Does cocaine cause hair loss? Learn how cocaine affects hair growth through vasoconstriction, stress hormones, and malnutrition — plus UK NHS support options and when to see a GP.

Cefalexin After Gastric Sleeve: Safety, Dosing and NHS Guidance

Weight Loss

min read

Cefalexin After Gastric Sleeve: Safety, Dosing and NHS Guidance

Can you take cefalexin after gastric sleeve surgery? Learn how sleeve gastrectomy affects antibiotic absorption, safe dosing, drug interactions, and when to seek NHS medical advice.

Is It OK to Put Testogel on Straight After Shower?

Testosterone

min read

Is It OK to Put Testogel on Straight After Shower?

Is it safe to apply Testogel straight after showering? Discover the optimal timing for testosterone gel application, why skin dryness matters for absorption, and expert tips to maximise treatment efficacy whilst avoiding common mistakes.

Phentermine After Gastric Sleeve: UK Risks and Licensed Alternatives

Weight Loss

min read

Phentermine After Gastric Sleeve: UK Risks and Licensed Alternatives

Phentermine after gastric sleeve: find out why it's unlicensed in the UK, the risks of using it post-surgery, and which NHS-approved alternatives your bariatric team can offer.

Vitamin K Blood Clotting: Essential Role and Clinical Guidance

Supplements

min read

Vitamin K Blood Clotting: Essential Role and Clinical Guidance

Discover how vitamin K supports blood clotting through gamma-carboxylation of essential clotting factors. Learn about dietary sources, deficiency risks, warfarin interactions, and when to seek medical advice for bleeding concerns.

Saxenda Side Effects: What Every UK Patient Should Know

GLP-1 Brands

min read

Saxenda Side Effects: What Every UK Patient Should Know

From nausea to serious risks — find out which Saxenda side effects are common, which need urgent care, and how to manage them safely. UK clinical guidance.

BMI, Ethnicity, HbA1c and Blood Glucose: UK Diabetes Risk Guide

Weight Loss

min read

BMI, Ethnicity, HbA1c and Blood Glucose: UK Diabetes Risk Guide

BMI, ethnicity, HbA1c, and blood glucose explained: discover how NICE-adjusted thresholds for South Asian, Chinese, and Black African or Caribbean groups improve diabetes risk assessment and prevention in the UK.

Hair Loss

min read

Does Lexapro (Escitalopram) Cause Hair Loss? UK Guide

Does Lexapro (escitalopram/Cipralex) cause hair loss? Learn about the evidence, how common it is, why SSRIs may trigger telogen effluvium, and what to do if you notice hair thinning.

Cod Liver Oil and Fish Oil Benefits: Evidence-Based Guide

Supplements

min read

Cod Liver Oil and Fish Oil Benefits: Evidence-Based Guide

Discover the evidence-based benefits of cod liver oil and fish oil, including omega-3 fatty acids for heart health, inflammation, and brain function. Learn safe dosing, who should avoid them, and how to choose quality supplements following UK clinical guidance.

Essential Fatty Acids Foods: UK Sources & Intake

Supplements

min read

Essential Fatty Acids Foods: UK Sources & Intake

Discover the best UK food sources of essential fatty acids, including ALA and omega-3s, with daily intake guidance for a balanced diet.

Hair Loss

min read

Stress-Related Hair Loss: Causes & UK Treatments

Can stress cause hair loss? Learn how cortisol disrupts hair growth, how to spot telogen effluvium, and which NHS-aligned treatments may help.

Do Resting Calories Count Towards a Calorie Deficit? BMR Explained

Weight Loss

min read

Do Resting Calories Count Towards a Calorie Deficit? BMR Explained

Do resting calories count towards a calorie deficit? Find out how BMR fits into your total daily energy expenditure, what NICE and NHS guidance recommends, and how to avoid common calorie-tracking mistakes.

Bolt Guides

Featured

Mounjaro Cost for Weight Loss: UK Pricing and Access Guide

Weight loss

Does TRT Cause Gynaecomastia? Risks, Signs, and NHS Treatment

Is HbA1c 7.1% Normal for Diabetics? NHS Targets Explained

300–500 Calorie Deficit: Safe Weight Loss Guide for UK Adults

GLP-1 Brands

Wegovy

Mounjaro

Does Victoza Raise Blood Pressure? What Evidence Shows

Does Rybelsus Cause Leg Cramps? UK Evidence and Guidance

Saxenda and Fatty Liver: Effects, Evidence and Safety

Saxenda and Sun Exposure: Evidence and Safety Guidance

Men’s Health

Testosterone

Erectile dysfunction

Are There Toys to Help with Erectile Dysfunction? Medical Devices Explained

Does Testogel Degrade in Baggage Holds of Planes? UK Travel Guide

Testogel Side Effects & Cancer Risk: What Evidence Shows

Can Testosterone Treatment Cause Heart Palpitations? UK Guide

Browse all

Type 1 vs Type 2 Diabetes: Key Differences Explained

Why Does Sildenafil Cause Flushing? UK Clinical Guidance

Is Mounjaro Approved for PCOS? UK Regulatory Status Explained

Does Cocaine Cause Hair Loss? Mechanisms, Effects, and UK Support

Cefalexin After Gastric Sleeve: Safety, Dosing and NHS Guidance

Is It OK to Put Testogel on Straight After Shower?

Phentermine After Gastric Sleeve: UK Risks and Licensed Alternatives

Vitamin K Blood Clotting: Essential Role and Clinical Guidance

Saxenda Side Effects: What Every UK Patient Should Know

BMI, Ethnicity, HbA1c and Blood Glucose: UK Diabetes Risk Guide

Does Lexapro (Escitalopram) Cause Hair Loss? UK Guide

Cod Liver Oil and Fish Oil Benefits: Evidence-Based Guide

Essential Fatty Acids Foods: UK Sources & Intake

Stress-Related Hair Loss: Causes & UK Treatments

Do Resting Calories Count Towards a Calorie Deficit? BMR Explained

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