Bolt Guides

Expert insights on weight loss and more.

Featured

Weight Loss

min read

New Weight Loss Prescriptions in the UK: Your Complete Guide

New weight loss prescriptions including semaglutide and tirzepatide are now available in the UK. Learn who qualifies, how they work, NICE eligibility criteria, side effects, and how to access treatment safely via the NHS or private providers.

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Weight loss

Read all on weight loss

Weight Loss

min read

New Weight Loss Prescriptions in the UK: Your Complete Guide

Can You Eat Oatmeal While Intermittent Fasting? UK Guide

Weight Loss

min read

Can You Eat Oatmeal While Intermittent Fasting? UK Guide

Can you eat oatmeal while intermittent fasting? Find out when oatmeal breaks a fast, why it's an ideal choice for your eating window, and who should seek GP advice first.

Intermittent Fasting and Cell Repair: Evidence, Safety, and UK Guidance

Weight Loss

min read

Intermittent Fasting and Cell Repair: Evidence, Safety, and UK Guidance

Intermittent fasting and cell repair: discover how fasting triggers autophagy and cellular maintenance pathways, what UK guidance says, who should exercise caution, and practical safety advice from NHS and NICE.

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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

Trulicity Doses Per Pen: UK Dosing Guide

Learn about Trulicity pen strengths, how to administer your weekly dose, storage tips, and what to do if you miss a dose.

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Trulicity Doses Per Pen: UK Dosing Guide

GLP-1 Brands

min read

Paracetamol with Trulicity: Is It Safe?

Find out if paracetamol is safe to take with Trulicity (dulaglutide), including dosage guidance, key considerations, and when to seek medical advice.

Best Time to Take Victoza: Morning or Evening?

GLP-1 Brands

min read

Best Time to Take Victoza: Morning or Evening?

Morning or evening — does it matter when you take Victoza? Learn the recommended liraglutide dosing schedule and how to get the most from your injections.

Does Ozempic Cause Muscle Loss? Evidence & Tips

GLP-1 Brands

min read

Does Ozempic Cause Muscle Loss? Evidence & Tips

Worried Ozempic is eating your muscle? See what the evidence says about semaglutide and body composition, plus practical steps to protect lean muscle mass.

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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

Is Spinach Good for Erectile Dysfunction? UK Evidence Review

Is spinach good for erectile dysfunction? Discover what the evidence says about spinach, dietary nitrates, and erectile health—plus when to seek medical advice for ED in the UK.

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Testosterone

min read

Low Testosterone and Man Boobs: Causes, Diagnosis, and NHS Treatment

Low testosterone causing man boobs? Learn how hormonal imbalance leads to gynaecomastia, what causes it, when to see a GP, and what NHS diagnosis and treatment options are available.

Does Testogel Work for Men? What the Evidence Shows

Testosterone

min read

Does Testogel Work for Men? What the Evidence Shows

Find out how Testogel works for men with low testosterone, what clinical evidence shows, realistic results timelines, and key safety considerations.

Testosterone

min read

How to Increase Testosterone Levels Naturally: 7 Tips

Boost testosterone naturally with 7 evidence-based lifestyle changes covering sleep, nutrition, exercise and stress. Plus when to seek NHS advice.

Hair Loss

min read

Can Nits Cause Hair Loss? What UK Parents Need to Know

Can nits cause hair loss? Find out how head lice infestations can lead to temporary hair thinning, what causes it, and when to see a GP. UK-based, NHS-aligned advice.

Does Testogel Make Your Penis Larger? Evidence and Facts

Testosterone

min read

Does Testogel Make Your Penis Larger? Evidence and Facts

Does Testogel make your penis larger? Discover the evidence-based answer about testosterone therapy and penis size, plus realistic effects on male sexual health and when to seek medical advice.

Is Zinc Water Soluble? Understanding Zinc Supplement Absorption

Supplements

min read

Is Zinc Water Soluble? Understanding Zinc Supplement Absorption

Is zinc water soluble? Discover how pure zinc differs from zinc supplements, which zinc compounds dissolve in water, and how solubility affects absorption and bioavailability in the body.

Can Trulicity Cause Pancreatitis? Risks and Warning Signs

GLP-1 Brands

min read

Can Trulicity Cause Pancreatitis? Risks and Warning Signs

Can Trulicity cause pancreatitis? Learn about the risk of pancreatic inflammation with this GLP-1 receptor agonist, warning signs to watch for, who should use it with caution, and what to do if severe abdominal pain develops whilst taking Trulicity.

Does Fatty Liver Cause High B12 Levels? UK Medical Guide

Weight Loss

min read

Does Fatty Liver Cause High B12 Levels? UK Medical Guide

Does fatty liver cause high B12? Discover the connection between fatty liver disease and elevated vitamin B12 levels, when liver damage affects B12 metabolism, and what unexpectedly high results mean for your health. Expert UK guidance on investigation and management.

Why Sildenafil Is Contraindicated with Nitrates: Critical Safety Information

Erectile Dysfunction

min read

Why Sildenafil Is Contraindicated with Nitrates: Critical Safety Information

Discover why sildenafil is contraindicated with nitrates and the life-threatening risks of combining these medications. Essential safety information on blood pressure dangers, common nitrate drugs to avoid, and safe alternatives for erectile dysfunction in heart patients.

Hair Loss

min read

Can Humira Cause Hair Loss? Adalimumab Side Effects Explained

Can Humira cause hair loss? Adalimumab lists alopecia as an uncommon side effect. Learn how common it is, why it may occur, and what to do if you notice hair shedding on Humira.

Hair Loss

min read

Androgenetic Alopecia (AGA) Hair Loss: Causes, Signs and UK Treatments

What is AGA hair loss? Learn how androgenetic alopecia develops, how to recognise male and female patterns, UK diagnosis pathways, licensed treatments including minoxidil and finasteride, and where to find support.

Can You Eat McDonald's on a Calorie Deficit and Lose Weight?

Weight Loss

min read

Can You Eat McDonald's on a Calorie Deficit and Lose Weight?

Can you eat McDonald's on a calorie deficit? Yes — find out how to fit fast food into your weight loss plan, which menu items to choose, and when to seek NHS advice.

How to Dispose of Trulicity Pens Safely: NHS Guidance

GLP-1 Brands

min read

How to Dispose of Trulicity Pens Safely: NHS Guidance

Learn how to dispose of Trulicity pens safely in the UK. Essential NHS guidance on sharps bins, collection services, and what to avoid when disposing of used diabetes injection pens.

Cost

min read

Wegovy Cost UK: Lotus Weight Loss Pricing Guide

Find out how much Wegovy costs per month in the UK. Compare NHS vs private access, check eligibility, and see what's included with Lotus Weight Loss.

Can Diabetics Take Ibuprofen? Safety Guide

GLP-1 Brands

min read

Can Diabetics Take Ibuprofen? Safety Guide

Taking ibuprofen with Trulicity? Discover key safety considerations for type 2 diabetes and safer pain relief alternatives to discuss with your GP.

Can You Eat Tuna Fish Every Day? NHS Guidance Explained

Supplements

min read

Can You Eat Tuna Fish Every Day? NHS Guidance Explained

Can you eat tuna fish every day? Discover NHS guidance on safe tuna consumption, mercury levels in different tuna species, and healthier alternatives. Essential advice for pregnant women, children, and adults on balancing nutritional benefits with mercury exposure risks.

When Can You Eat Strawberries After Gastric Sleeve Surgery?

Weight Loss

min read

When Can You Eat Strawberries After Gastric Sleeve Surgery?

When can you eat strawberries after gastric sleeve surgery? Learn the safe timeline, how to prepare them, their nutritional benefits, and what to avoid during post-op recovery.

Hair Loss

min read

Does Long Hair Cause Hair Loss? What the Evidence Shows

Does long hair cause hair loss? Learn what the evidence says, how styling habits can trigger traction alopecia, when shedding is normal, and when to see your GP.

Bolt Guides

Featured

New Weight Loss Prescriptions in the UK: Your Complete Guide

Weight loss

New Weight Loss Prescriptions in the UK: Your Complete Guide

Can You Eat Oatmeal While Intermittent Fasting? UK Guide

Intermittent Fasting and Cell Repair: Evidence, Safety, and UK Guidance

GLP-1 Brands

Wegovy

Mounjaro

Trulicity Doses Per Pen: UK Dosing Guide

Paracetamol with Trulicity: Is It Safe?

Best Time to Take Victoza: Morning or Evening?

Does Ozempic Cause Muscle Loss? Evidence & Tips

Men’s Health

Testosterone

Erectile dysfunction

Is Spinach Good for Erectile Dysfunction? UK Evidence Review

Low Testosterone and Man Boobs: Causes, Diagnosis, and NHS Treatment

Does Testogel Work for Men? What the Evidence Shows

How to Increase Testosterone Levels Naturally: 7 Tips

Browse all

Can Nits Cause Hair Loss? What UK Parents Need to Know

Does Testogel Make Your Penis Larger? Evidence and Facts

Is Zinc Water Soluble? Understanding Zinc Supplement Absorption

Can Trulicity Cause Pancreatitis? Risks and Warning Signs

Does Fatty Liver Cause High B12 Levels? UK Medical Guide

Why Sildenafil Is Contraindicated with Nitrates: Critical Safety Information

Can Humira Cause Hair Loss? Adalimumab Side Effects Explained

Androgenetic Alopecia (AGA) Hair Loss: Causes, Signs and UK Treatments

Can You Eat McDonald's on a Calorie Deficit and Lose Weight?

How to Dispose of Trulicity Pens Safely: NHS Guidance

Wegovy Cost UK: Lotus Weight Loss Pricing Guide

Can Diabetics Take Ibuprofen? Safety Guide

Can You Eat Tuna Fish Every Day? NHS Guidance Explained

When Can You Eat Strawberries After Gastric Sleeve Surgery?

Does Long Hair Cause Hair Loss? What the Evidence Shows

Personalized weight management for women