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.

Read all on weight loss

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.

Read Mounjaro guides

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

min read

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.

Read all on GLP-1 brands

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

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.

Where to Put Testogel: Approved Sites and Safe Application Guide

Testosterone

min read

Where to Put Testogel: Approved Sites and Safe Application Guide

Learn exactly where to put Testogel for safe, effective testosterone replacement. Discover approved application sites, step-by-step technique, and how to prevent gel transfer to others.

Hair Loss

min read

Natural Ways to Prevent Hair Loss During Chemotherapy: What the Evidence Shows

Natural ways to prevent hair loss during chemotherapy — find out what the evidence really says, how scalp cooling works on the NHS, and when to speak to your oncology team.

Gastric Sleeve Portion Plate: Sizes, Use, and NHS Nutritional Guidance

Weight Loss

min read

Gastric Sleeve Portion Plate: Sizes, Use, and NHS Nutritional Guidance

Gastric sleeve portion plates explained: how they work, recommended portion sizes after surgery, NHS nutritional guidelines, and common mistakes to avoid. Read our expert guide.

Weight Loss

min read

Type 2 Diabetes and Weight Loss Surgery: UK Guide

Discover how type 2 diabetes and weight loss surgery are connected. Learn about eligibility criteria, remission rates, procedure types, risks, and alternatives to bariatric surgery for diabetes management in the UK.

Is Honey Good for Diabetics Type 2? NHS Guidance and Evidence

Weight Loss

min read

Is Honey Good for Diabetics Type 2? NHS Guidance and Evidence

Is honey good for diabetics type 2? Discover how honey affects blood sugar, safe amounts, NHS guidance, and whether natural sweeteners offer advantages over alternatives for type 2 diabetes management.

Do Weight Loss Injections Make You Cold? Demystifying GLP-1 Weight Loss Treatments

Wegovy

min read

Do Weight Loss Injections Make You Cold? Demystifying GLP-1 Weight Loss Treatments

Discover the truth about whether GLP-1 weight loss injections make you cold. Our in-depth blog post offers expert insight into this question, providing urgent answers for those undertaking weight loss treatment.

Vitamin D Injections: NHS Access, Uses and Safety

Supplements

min read

Vitamin D Injections: NHS Access, Uses and Safety

Discover when vitamin D injections are medically necessary in the UK, how they work, who qualifies for NHS treatment, potential side effects, and safe access pathways for severe deficiency.

Is Tadalafil Good for Working Out? Risks and Safe Alternatives

Erectile Dysfunction

min read

Is Tadalafil Good for Working Out? Risks and Safe Alternatives

Is tadalafil good for working out? Discover why this prescription medicine isn't approved for exercise enhancement, the serious risks of off-label use, and evidence-based alternatives to safely improve your workout performance and fitness goals.

HbA1c Levels for Dental Implants: UK Thresholds and Diabetes Guidance

Weight Loss

min read

HbA1c Levels for Dental Implants: UK Thresholds and Diabetes Guidance

HbA1c levels for dental implants explained: discover UK clinical thresholds, how diabetes affects implant success, and how to optimise blood sugar control before surgery.

Erectile Dysfunction

min read

Does Goat Weed Help With Erectile Dysfunction? Evidence and Safety

Does goat weed help with erectile dysfunction? Explore the evidence behind horny goat weed, its safety concerns, potential drug interactions, and why NHS-recommended treatments like PDE5 inhibitors remain the gold standard for erectile dysfunction in the UK.

Allergy Medication Used to Treat Migraines: UK Guide

Supplements

min read

Allergy Medication Used to Treat Migraines: UK Guide

Allergy medication used to treat migraines explained — discover which antihistamines are used, what NICE and NHS guidance says, side effects, and when to see your GP.

Weight Loss

min read

Calorie Deficit for a Week and No Weight Loss: What to Know

Calorie deficit for a week and no weight loss? Discover why the scales may not move, from water retention to tracking errors, and when to see your GP.

Gynecomastia Fat Dissolving Injections: UK Guide to Safety and Suitability

Weight Loss

min read

Gynecomastia Fat Dissolving Injections: UK Guide to Safety and Suitability

Gynecomastia fat dissolving injections: find out who they're suitable for, how they work, UK regulatory status, safety risks, and how to find a qualified practitioner.

Hair Loss

min read

Onion Juice for Hair Loss: Evidence, Safety, and NHS Treatments

Onion juice for hair loss — does it really work? Explore the clinical evidence, safety advice, patch testing guidance, and NHS-recommended treatments for alopecia in the UK.

Ozempic and Blood Thinners: Safety, Interactions and Monitoring

GLP-1 Brands

min read

Ozempic and Blood Thinners: Safety, Interactions and Monitoring

Can you safely take Ozempic with blood thinners? Discover evidence-based guidance on combining semaglutide with anticoagulants, potential interactions, monitoring requirements, and when to seek medical advice for type 2 diabetes patients.

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

Where to Put Testogel: Approved Sites and Safe Application Guide

Natural Ways to Prevent Hair Loss During Chemotherapy: What the Evidence Shows

Gastric Sleeve Portion Plate: Sizes, Use, and NHS Nutritional Guidance

Type 2 Diabetes and Weight Loss Surgery: UK Guide

Is Honey Good for Diabetics Type 2? NHS Guidance and Evidence

Do Weight Loss Injections Make You Cold? Demystifying GLP-1 Weight Loss Treatments

Vitamin D Injections: NHS Access, Uses and Safety

Is Tadalafil Good for Working Out? Risks and Safe Alternatives

HbA1c Levels for Dental Implants: UK Thresholds and Diabetes Guidance

Does Goat Weed Help With Erectile Dysfunction? Evidence and Safety

Allergy Medication Used to Treat Migraines: UK Guide

Calorie Deficit for a Week and No Weight Loss: What to Know

Gynecomastia Fat Dissolving Injections: UK Guide to Safety and Suitability

Onion Juice for Hair Loss: Evidence, Safety, and NHS Treatments

Ozempic and Blood Thinners: Safety, Interactions and Monitoring

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