Bolt Guides

Expert insights on weight loss and more.

Featured

Hair Loss

min read

Supplements for Hair Loss in Females: Evidence, Safety, and NHS Guidance

Supplements for hair loss in females: discover which nutritional deficiencies are linked to thinning hair, what the NHS and MHRA say, safety considerations, and when to see your GP.

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Weight loss

Read all on weight loss

Is It Okay to Break Your Calorie Deficit for One Day?

Weight Loss

min read

Is It Okay to Break Your Calorie Deficit for One Day?

Is it okay to break your calorie deficit for one day? Learn what really happens to your body, what NHS and NICE guidance says, and how to get back on track without guilt.

Fatty Liver Disease and Urine Colour: Symptoms to Watch

Weight Loss

min read

Fatty Liver Disease and Urine Colour: Symptoms to Watch

Discover how fatty liver disease affects urine colour, which symptoms signal progression, and when darker urine warrants urgent medical attention. Expert UK guidance on recognising liver-related warning signs.

Does Fatty Liver Cause Rib Pain? Symptoms and When to Seek Help

Weight Loss

min read

Does Fatty Liver Cause Rib Pain? Symptoms and When to Seek Help

Does fatty liver cause rib pain? Discover the connection between hepatic steatosis and rib discomfort, when liver enlargement may cause symptoms, and what other conditions could be responsible for your pain.

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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 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.

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Does Ozempic Cause Numbness and Tingling? UK Clinical Guidance

Ozempic vs Mounjaro vs Wegovy Cost: UK Comparison Guide

GLP-1 Brands

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Ozempic vs Mounjaro vs Wegovy Cost: UK Comparison Guide

Compare Ozempic vs Mounjaro vs Wegovy costs in the UK. Discover NHS eligibility criteria, private prescription prices (£150–£350/month), insurance coverage, and cost-effectiveness for weight management and diabetes treatment.

Ozempic Sulphur Burps and Diarrhoea: Causes, Duration and Management

GLP-1 Brands

min read

Ozempic Sulphur Burps and Diarrhoea: Causes, Duration and Management

Ozempic sulphur burps and diarrhoea explained: discover why these gastrointestinal side effects occur, how long they last, effective management strategies, and when to seek medical advice for symptoms.

How to Stop Ozempic Hiccups: Relief and Prevention

GLP-1 Brands

min read

How to Stop Ozempic Hiccups: Relief and Prevention

Discover how to stop Ozempic hiccups with evidence-based techniques, dietary modifications, and medical treatments. Learn when persistent hiccups require clinical assessment and how to manage this uncommon side effect safely.

Read all on GLP-1 brands

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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What Happens If You Take Too Much Sildenafil

Erectile Dysfunction

min read

What Happens If You Take Too Much Sildenafil

Discover what happens if you take too much sildenafil, including serious risks like severe hypotension, priapism, and vision loss. Learn to recognise overdose symptoms and when to seek urgent NHS medical help for sildenafil toxicity.

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How Quickly Does Testogel Work? Timeline and What to Expect

Testosterone

min read

How Quickly Does Testogel Work? Timeline and What to Expect

Discover how quickly Testogel works for testosterone replacement therapy. Learn the timeline for improvements in energy, mood, sexual function, and body composition, plus essential monitoring and safety guidance for UK patients.

Why You Should Not Let Your Girlfriend Apply Testogel

Testosterone

min read

Why You Should Not Let Your Girlfriend Apply Testogel

Discover why letting your girlfriend apply Testogel is dangerous. Learn about serious testosterone transfer risks to women and children, MHRA safety warnings, and how to use TRT safely to protect your partner from virilisation and hormonal side effects.

Does Testogel Work? Evidence, Timeframes and Effectiveness

Testosterone

min read

Does Testogel Work? Evidence, Timeframes and Effectiveness

Does Testogel work for low testosterone? Discover the clinical evidence, how long it takes to see results, factors affecting effectiveness, and what to expect from this UK-licensed testosterone replacement therapy.

Do They Still Make Trulicity? UK Availability and Alternatives

GLP-1 Brands

min read

Do They Still Make Trulicity? UK Availability and Alternatives

Is Trulicity still manufactured and available in the UK? Discover current availability, why supply concerns arise, alternative GLP-1 medications, and what to do if you cannot access your prescription.

Erectile Dysfunction

min read

Does Mounjaro Cause Erectile Dysfunction? Evidence and Guidance

Does Mounjaro cause erectile dysfunction? Explore the evidence on tirzepatide and ED, how weight loss affects sexual function, and when to seek medical advice for erectile concerns whilst taking Mounjaro.

Does COVID Cause Fatty Liver? Evidence and Risk Factors

Weight Loss

min read

Does COVID Cause Fatty Liver? Evidence and Risk Factors

Does COVID cause fatty liver disease? Discover the latest evidence on how COVID-19 may affect liver health, risk factors for liver problems after infection, and when to seek medical advice about fatty liver following coronavirus.

Mounjaro

min read

Is Mounjaro an Immunosuppressant? Facts About Tirzepatide

Is Mounjaro an immunosuppressant? Discover how tirzepatide works, its effects on the immune system, safety considerations for people with immune conditions, and when to speak with your GP about this diabetes and weight management medication.

Can Levothyroxine Cause Fatty Liver? UK Evidence and Guidance

Weight Loss

min read

Can Levothyroxine Cause Fatty Liver? UK Evidence and Guidance

Can levothyroxine (Synthroid) cause fatty liver disease? Discover the evidence-based answer, understand the thyroid-liver connection, and learn which risk factors truly matter for patients taking thyroid medication in the UK.

Can Trulicity Cause Severe Constipation? Symptoms and Management

GLP-1 Brands

min read

Can Trulicity Cause Severe Constipation? Symptoms and Management

Can Trulicity cause severe constipation? Discover how this GLP-1 receptor agonist affects bowel function, management strategies for constipation, red flag symptoms requiring urgent care, and alternative diabetes treatments if side effects persist.

Paracetamol and Allergy Medication: Safe Combinations and UK Guidance

Supplements

min read

Paracetamol and Allergy Medication: Safe Combinations and UK Guidance

Paracetamol and allergy medication — find out which combinations are safe, how to avoid double-dosing, key drug interactions, and when to seek NHS advice from a pharmacist or GP.

Do Most Older People Get Fatty Liver? UK Prevalence and Facts

Weight Loss

min read

Do Most Older People Get Fatty Liver? UK Prevalence and Facts

Do most older people get fatty liver? Discover the facts about NAFLD prevalence in elderly adults, why age increases risk, and how lifestyle changes can prevent and manage fatty liver disease in later life.

Hair Loss

min read

Does Mirtazapine Cause Hair Loss? UK Guide to This Side Effect

Does mirtazapine cause hair loss? Learn how common this rare side effect is, why it happens, what UK guidelines recommend, and what to do if you notice hair thinning on mirtazapine.

How to Get the Best Results from Tadalafil: Expert UK Guide

Erectile Dysfunction

min read

How to Get the Best Results from Tadalafil: Expert UK Guide

Discover how to get the best results from tadalafil with expert guidance on optimal dosing, timing, lifestyle factors, and common mistakes to avoid. Evidence-based advice for UK patients.

Testosterone

min read

Does SHBG Go Down with Testosterone Treatment? UK Clinical Guide

Does SHBG go down with testosterone treatment? Discover how testosterone replacement therapy typically reduces SHBG levels, what this means for bioavailable testosterone, and essential monitoring guidance for safe TRT in the UK.

Is a 700 Calorie Deficit Good? NHS and NICE Guidance Explained

Weight Loss

min read

Is a 700 Calorie Deficit Good? NHS and NICE Guidance Explained

Is a 700 calorie deficit good for weight loss? Discover what NHS and NICE guidance says, the potential risks of long-term restriction, and how to achieve a safe, sustainable deficit.

Weight Loss

min read

Can I Take Weight Loss Injections While Breastfeeding? UK Safety Guidance

Can you take weight loss injections whilst breastfeeding? Discover why UK guidance advises against GLP-1 medications like Wegovy and Saxenda during lactation, plus safe alternatives for postpartum weight management that protect your baby's health.

Does Ozempic Wear Off by End of Week? UK Guide

GLP-1 Brands

min read

Does Ozempic Wear Off by End of Week? UK Guide

Does Ozempic wear off by the end of the week? Discover how this once-weekly diabetes medication maintains its glucose-lowering effects throughout the full seven-day dosing interval, plus factors that influence blood sugar control.

Is Keto Good for Gastric Sleeve Patients? Benefits, Risks & NHS Guidance

Weight Loss

min read

Is Keto Good for Gastric Sleeve Patients? Benefits, Risks & NHS Guidance

Is keto good for gastric sleeve patients? Explore the benefits, risks, NHS guidance, and when to seek advice from your bariatric team before starting a ketogenic diet after sleeve gastrectomy.

Bolt Guides

Featured

Supplements for Hair Loss in Females: Evidence, Safety, and NHS Guidance

Weight loss

Is It Okay to Break Your Calorie Deficit for One Day?

Fatty Liver Disease and Urine Colour: Symptoms to Watch

Does Fatty Liver Cause Rib Pain? Symptoms and When to Seek Help

GLP-1 Brands

Wegovy

Mounjaro

Does Ozempic Cause Numbness and Tingling? UK Clinical Guidance

Ozempic vs Mounjaro vs Wegovy Cost: UK Comparison Guide

Ozempic Sulphur Burps and Diarrhoea: Causes, Duration and Management

How to Stop Ozempic Hiccups: Relief and Prevention

Men’s Health

Testosterone

Erectile dysfunction

What Happens If You Take Too Much Sildenafil

How Quickly Does Testogel Work? Timeline and What to Expect

Why You Should Not Let Your Girlfriend Apply Testogel

Does Testogel Work? Evidence, Timeframes and Effectiveness

Browse all

Do They Still Make Trulicity? UK Availability and Alternatives

Does Mounjaro Cause Erectile Dysfunction? Evidence and Guidance

Does COVID Cause Fatty Liver? Evidence and Risk Factors

Is Mounjaro an Immunosuppressant? Facts About Tirzepatide

Can Levothyroxine Cause Fatty Liver? UK Evidence and Guidance

Can Trulicity Cause Severe Constipation? Symptoms and Management

Paracetamol and Allergy Medication: Safe Combinations and UK Guidance

Do Most Older People Get Fatty Liver? UK Prevalence and Facts

Does Mirtazapine Cause Hair Loss? UK Guide to This Side Effect

How to Get the Best Results from Tadalafil: Expert UK Guide

Does SHBG Go Down with Testosterone Treatment? UK Clinical Guide

Is a 700 Calorie Deficit Good? NHS and NICE Guidance Explained

Can I Take Weight Loss Injections While Breastfeeding? UK Safety Guidance

Does Ozempic Wear Off by End of Week? UK Guide

Is Keto Good for Gastric Sleeve Patients? Benefits, Risks & NHS Guidance

Personalized weight management for women