Bolt Guides

When can you eat salad after gastric sleeve surgery? Find out the recommended timeline, safest ingredients, foods to avoid, and expert NHS-aligned tips for reintroducing raw foods comfortably.

Weight Loss

min read

Gastric Sleeve Weight Loss Calculator: Results, Eligibility & Recovery Planning

Use a gastric sleeve weight loss calculator to estimate your results after sleeve gastrectomy. Learn how these tools work, NHS eligibility criteria, and expert recovery planning advice.

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GLP-1 Brands

Read all on GLP-1 brands

Wegovy

Answer all your questions about Wegovy treatments for weight loss.

Read Wegovy guides

Mounjaro

Answer all your questions about Mounjaro treatments for weight loss.

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GLP-1 Brands

min read

How Long Does Rybelsus Stay in Your System?

How long does Rybelsus stay in your system? Discover the elimination timeline, factors affecting clearance, and what happens when you stop taking this type 2 diabetes medication.

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What Is Ozempic Personality? Mood Changes and Semaglutide

GLP-1 Brands

min read

What Is Ozempic Personality? Mood Changes and Semaglutide

What is Ozempic personality? Explore reported mood and behavioural changes with semaglutide, the scientific evidence, and when to speak to your GP about side effects whilst taking Ozempic for type 2 diabetes.

What Does Trulicity Do to Your Body? Effects Explained

GLP-1 Brands

min read

What Does Trulicity Do to Your Body? Effects Explained

Discover what Trulicity does to your body, including how this GLP-1 receptor agonist lowers blood sugar, affects weight and appetite, and impacts long-term health in type 2 diabetes management.

Saxenda & Blood Donation: UK Eligibility Guide

GLP-1 Brands

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Saxenda & Blood Donation: UK Eligibility Guide

Taking Saxenda and want to give blood? Learn UK eligibility rules from NHSBT, what liraglutide means for donors, and when to seek advice before donating.

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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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Trans Women & Erectile Function: UK Guide

Erectile Dysfunction

min read

Trans Women & Erectile Function: UK Guide

Learn how hormone therapy affects erections in trans women, whether Viagra is suitable, and what support is available through the NHS.

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Testosterone

min read

How Often Should Testosterone Be Checked When Using Testogel?

Find out how often testosterone levels should be checked when using Testogel. Learn about UK monitoring schedules, blood tests, safety checks, and signs your dose may need adjusting under NHS guidelines.

Where to Put Testogel for Women: Safe Application Sites

Testosterone

min read

Where to Put Testogel for Women: Safe Application Sites

Discover where to put Testogel safely if you're a woman prescribed this off-label testosterone therapy. Learn the recommended application sites, step-by-step technique, and essential safety precautions to optimise treatment and minimise risks.

Testosterone

min read

Can Testosterone Cause Gynaecomastia? Symptoms, Risks & NHS Treatment

Can testosterone cause gynaecomastia? Learn how testosterone converts to oestrogen, who is most at risk, how to spot symptoms, and what NHS treatment options are available.

Ibuprofen After Gastric Sleeve: Is It Safe 5 Years On?

Weight Loss

min read

Ibuprofen After Gastric Sleeve: Is It Safe 5 Years On?

Can you take ibuprofen 5 years after gastric sleeve surgery? Learn why NSAIDs remain risky long-term, what NHS and BOMSS guidance advises, and which safer pain relief alternatives are recommended.

Acceptable HbA1c for Diabetes: NICE Targets and How to Achieve Them

Weight Loss

min read

Acceptable HbA1c for Diabetes: NICE Targets and How to Achieve Them

Acceptable HbA1c for diabetes explained: understand NICE target ranges for type 1 and type 2 diabetes, what affects your personal target, and evidence-based ways to lower your HbA1c safely.

Ozempic Side Effects: Risks and UK Safety Guidance

GLP-1 Brands

min read

Ozempic Side Effects: Risks and UK Safety Guidance

Discover Ozempic side effects, from common gut issues to serious risks like pancreatitis. Learn who should avoid it and when to seek medical advice.

Calorie Deficit Love Handles: Evidence-Based Fat Loss Guide

Weight Loss

min read

Calorie Deficit Love Handles: Evidence-Based Fat Loss Guide

Discover how a calorie deficit reduces love handles through evidence-based fat loss strategies. Learn safe methods to create sustainable energy deficits, the role of exercise, and when to consult your GP for personalised weight management support.

Can Weed Cause Fatty Liver Disease? Evidence and Facts

Weight Loss

min read

Can Weed Cause Fatty Liver Disease? Evidence and Facts

Can weed cause fatty liver disease? Explore the current evidence on cannabis and liver health, including research findings, established risk factors for hepatic steatosis, and when to seek medical advice about your liver function.

Does Tadalafil Lower PSA? Effects on Prostate Testing Explained

Erectile Dysfunction

min read

Does Tadalafil Lower PSA? Effects on Prostate Testing Explained

Does tadalafil lower PSA levels? Discover how this erectile dysfunction medication affects prostate-specific antigen testing, which drugs do alter PSA results, and when to discuss prostate health monitoring with your GP.

Azan Medication for Allergies: Uses, Dosage, and Side Effects

Supplements

min read

Azan Medication for Allergies: Uses, Dosage, and Side Effects

Azan medication for allergies explained: how cetirizine works, licensed uses, dosing, side effects, interactions, and how to get it on the NHS or over the counter in the UK.

Weight Loss

min read

Gastric Band or Bypass: UK Guide to Weight Loss Surgery

Gastric band or bypass — find out how each procedure works, who qualifies on the NHS, what risks to expect, and how weight loss outcomes compare. Expert UK guidance.

Hair Loss

min read

Does HGH Cause Hair Loss? Evidence, Mechanisms and NHS Guidance

Does HGH cause hair loss? Explore the clinical evidence, indirect mechanisms involving DHT and IGF-1, and UK NHS guidance on somatropin side effects and when to see a GP.

How to Administer Trulicity: Step-by-Step Injection Guide

GLP-1 Brands

min read

How to Administer Trulicity: Step-by-Step Injection Guide

Learn how to administer Trulicity safely and effectively with our comprehensive step-by-step guide. Discover proper injection technique, site rotation, preparation tips, and what to do after injection for optimal type 2 diabetes management.

Effect of CKD on HbA1c: Reliability, Alternatives, and Clinical Guidance

Weight Loss

min read

Effect of CKD on HbA1c: Reliability, Alternatives, and Clinical Guidance

The effect of CKD on HbA1c can cause falsely low readings, masking poor glycaemic control. Learn why HbA1c is unreliable in kidney disease, what alternatives exist, and how NICE guidance shapes management.

Weight Loss

min read

2 Month Calorie Deficit: Safe Weight Loss Guide

Discover how a 2-month calorie deficit works, how much weight you can safely lose, and when to seek medical advice. Evidence-based guidance aligned with NHS and NICE recommendations for sustainable fat loss.

Hair Loss

min read

Linzess Side Effects and Hair Loss: UK Guide to Linaclotide

Linzess side effects including hair loss explained: find out what the UK evidence says about linaclotide (Constella), its recognised side effects, and when to speak to your GP.

Allergy Medication for Breastfeeding Mothers: Safe Options Explained

Supplements

min read

Allergy Medication for Breastfeeding Mothers: Safe Options Explained

Allergy medication for breastfeeding mothers: find out which antihistamines, nasal sprays, and treatments are safe to use whilst nursing, based on NHS, NICE, and UKDILAS guidance.

Can Fatty Liver Cause High Prolactin? Medical Evidence Explained

Weight Loss

min read

Can Fatty Liver Cause High Prolactin? Medical Evidence Explained

Can fatty liver cause high prolactin levels? Discover the medical evidence on whether hepatic steatosis affects prolactin, what actually causes hyperprolactinaemia, and when liver disease impacts hormone balance.

Bolt Guides

Featured

What Is RMR? Resting Metabolic Rate Explained

Weight loss

What Is RMR? Resting Metabolic Rate Explained

When Can I Eat Salad After Gastric Sleeve Surgery?

Gastric Sleeve Weight Loss Calculator: Results, Eligibility & Recovery Planning

GLP-1 Brands

Wegovy

Mounjaro

How Long Does Rybelsus Stay in Your System?

What Is Ozempic Personality? Mood Changes and Semaglutide

What Does Trulicity Do to Your Body? Effects Explained

Saxenda & Blood Donation: UK Eligibility Guide

Men’s Health

Testosterone

Erectile dysfunction

Trans Women & Erectile Function: UK Guide

How Often Should Testosterone Be Checked When Using Testogel?

Where to Put Testogel for Women: Safe Application Sites

Can Testosterone Cause Gynaecomastia? Symptoms, Risks & NHS Treatment

Browse all

Ibuprofen After Gastric Sleeve: Is It Safe 5 Years On?

Acceptable HbA1c for Diabetes: NICE Targets and How to Achieve Them

Ozempic Side Effects: Risks and UK Safety Guidance

Calorie Deficit Love Handles: Evidence-Based Fat Loss Guide

Can Weed Cause Fatty Liver Disease? Evidence and Facts

Does Tadalafil Lower PSA? Effects on Prostate Testing Explained

Azan Medication for Allergies: Uses, Dosage, and Side Effects

Gastric Band or Bypass: UK Guide to Weight Loss Surgery

Does HGH Cause Hair Loss? Evidence, Mechanisms and NHS Guidance

How to Administer Trulicity: Step-by-Step Injection Guide

Effect of CKD on HbA1c: Reliability, Alternatives, and Clinical Guidance

2 Month Calorie Deficit: Safe Weight Loss Guide

Linzess Side Effects and Hair Loss: UK Guide to Linaclotide

Allergy Medication for Breastfeeding Mothers: Safe Options Explained

Can Fatty Liver Cause High Prolactin? Medical Evidence Explained

Personalized weight management for women