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.

Read testosterone guides

Erectile dysfunction

Answer all your questions about erectile dysfunction.

Read erectile dysfunction guides

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.

Can Weight Loss Injections Stop Your Period? UK Medical Guide

Wegovy

min read

Can Weight Loss Injections Stop Your Period? UK Medical Guide

Can weight loss injections stop your period? Discover how GLP-1 medications like Wegovy and Saxenda may affect menstrual cycles, why rapid weight loss disrupts periods, and when to seek medical advice for menstrual changes during treatment.

Does Ozempic Make Your Urine Yellow? Causes and Advice

GLP-1 Brands

min read

Does Ozempic Make Your Urine Yellow? Causes and Advice

Does Ozempic make your urine yellow? Discover how this diabetes medication may indirectly affect urine colour through dehydration, when to worry about colour changes, and essential hydration tips for patients taking semaglutide.

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.

What Medications Cannot Be Taken with Trulicity? UK Guide

GLP-1 Brands

min read

What Medications Cannot Be Taken with Trulicity? UK Guide

Discover what medications cannot be taken with Trulicity (dulaglutide), including insulin, sulphonylureas, and warfarin. Learn about safe combinations, hypoglycaemia risks, and when to seek medical advice for drug interactions with this GLP-1 diabetes medication.

Weight Loss

min read

Are Weight Loss Injections Bad for Your Liver? UK Evidence Review

Are weight loss injections bad for your liver? Discover the evidence on GLP-1 receptor agonists and liver health, including benefits for fatty liver disease, potential risks, monitoring guidance, and when to seek medical advice about hepatic safety.

Allergy Medication Side Effect Dizziness: Causes, Risks and Solutions

Supplements

min read

Allergy Medication Side Effect Dizziness: Causes, Risks and Solutions

Allergy medication causing dizziness? Learn which antihistamines and allergy treatments are most likely to cause dizziness, how to manage it safely, and when to seek medical advice.

Erectile Dysfunction

min read

Does Mucinex Cause Erectile Dysfunction? UK Clinical Evidence

Does Mucinex cause erectile dysfunction? Discover what UK clinical evidence says about guaifenesin and sexual function, which medications genuinely affect erections, and when to seek medical advice for erectile difficulties.

Difference Between HbA1c and Blood Sugar: UK Guide

Weight Loss

min read

Difference Between HbA1c and Blood Sugar: UK Guide

The difference between HbA1c and blood sugar explained — what each test measures, UK target ranges, NHS diagnostic thresholds, and when to seek medical advice.

Calorie Intake on Saxenda: UK Guidance for Weight Management

GLP-1 Brands

min read

Calorie Intake on Saxenda: UK Guidance for Weight Management

Discover how to optimise calorie intake on Saxenda for effective weight management. Expert UK guidance on diet planning, appetite changes, monitoring progress, and when to seek professional advice whilst taking liraglutide.

Why Am I Gaining Weight on a Calorie Deficit? Causes and Solutions

Weight Loss

min read

Why Am I Gaining Weight on a Calorie Deficit? Causes and Solutions

Why am I gaining weight on a calorie deficit? Discover the real reasons — from water retention and metabolic adaptation to thyroid conditions — plus NHS-backed advice on what to do next.

Digoxin and Gynaecomastia: Causes, Risks, and When to Seek Help

Weight Loss

min read

Digoxin and Gynaecomastia: Causes, Risks, and When to Seek Help

Does digoxin cause gynaecomastia? Learn how this cardiac glycoside may trigger male breast enlargement, who is most at risk, key monitoring advice, and when to see your GP.

Omega-3 Fatty Acid Daily Dose: UK Recommendations and Guidance

Supplements

min read

Omega-3 Fatty Acid Daily Dose: UK Recommendations and Guidance

Discover the recommended omega-3 fatty acid daily dose in the UK. Learn how much EPA and DHA you need for heart health, safe upper limits, food sources versus supplements, and tailored guidance for pregnancy and specific health conditions.

Retatrutide and Bowel Habits: Digestive Side Effects Explained

GLP-1 Brands

min read

Retatrutide and Bowel Habits: Digestive Side Effects Explained

Does retatrutide make you poop more? Learn how this investigational triple receptor agonist affects bowel habits, what clinical trial data shows, and when to seek medical advice.

Bentyl Interactions With Allergy Medication: UK Safety Guide

Supplements

min read

Bentyl Interactions With Allergy Medication: UK Safety Guide

Bentyl interactions with allergy medication explained: find out which antihistamines are safest to take with dicycloverine, what side effects to watch for, and when to seek NHS advice.

Erectile Dysfunction

min read

Does Walking Help with Erectile Dysfunction? Evidence and Guidance

Discover how walking helps with erectile dysfunction through improved vascular health and blood flow. Learn evidence-based guidance on exercise duration, lifestyle changes, and when to seek medical advice for ED in the UK.

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 Weight Loss Injections Stop Your Period? UK Medical Guide

Does Ozempic Make Your Urine Yellow? Causes and Advice

Omega-3 Benefits: Heart, Brain & Joint Health

What Medications Cannot Be Taken with Trulicity? UK Guide

Are Weight Loss Injections Bad for Your Liver? UK Evidence Review

Allergy Medication Side Effect Dizziness: Causes, Risks and Solutions

Does Mucinex Cause Erectile Dysfunction? UK Clinical Evidence

Difference Between HbA1c and Blood Sugar: UK Guide

Calorie Intake on Saxenda: UK Guidance for Weight Management

Why Am I Gaining Weight on a Calorie Deficit? Causes and Solutions

Digoxin and Gynaecomastia: Causes, Risks, and When to Seek Help

Omega-3 Fatty Acid Daily Dose: UK Recommendations and Guidance

Retatrutide and Bowel Habits: Digestive Side Effects Explained

Bentyl Interactions With Allergy Medication: UK Safety Guide

Does Walking Help with Erectile Dysfunction? Evidence and Guidance

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