Guides
All Pexarenti guides
30 guides on learning about medicine, medical education, training, journals and medicines. Newest first.
Does Semaglutide Cause Heartburn? Acid Reflux Side Effects Explained
Does semaglutide cause heartburn? Learn why semaglutide may cause acid reflux, Ozempic and Wegovy side effects, symptoms, and ways to reduce discomfort.
How Much Does Urgent Care Cost? Average Prices With Insurance
Find out how much urgent care costs with and without insurance. Learn average urgent care visit prices, cost factors, ER comparison, and ways to save money.
What Do Family Practice Physicians Do? Services & Roles Explained
Learn what family practice physicians do, including services, conditions treated, preventive care, chronic disease management, and when to see a family doctor.
Symptoms of Too Much Blood Pressure Medication: Signs & What To Do
Learn the symptoms of too much blood pressure medication, including dizziness, fainting, low BP signs, causes, overdose risks, and when to seek medical help.
Preventive Health Examination: Tests, Benefits & Complete Guide
Learn what a preventive health examination includes, why it matters, common health screenings, tests by age, and how regular checkups help prevent disease.
What Is a Tertiary Hospital? Services, Levels of Care & Examples
Learn what a tertiary hospital is, its services, examples, and the difference between primary, secondary, and tertiary healthcare levels.
How Long Is TB Testing Good For? TB Test Validity Guide
How long is TB testing good for? Learn how long TB skin tests and blood tests remain valid, healthcare worker requirements, repeat testing, and expiration rules.
High Blood Pressure Stage 1: Symptoms, Numbers & Treatment
Learn what high blood pressure stage 1 means, including BP numbers, symptoms, causes, risks, treatment options, and natural ways to lower hypertension.
How Can I Tell If My Toe Is Broken? Signs & Symptoms Guide
Wondering how can I tell if my toe is broken? Learn broken toe signs, symptoms, bruising, swelling, treatment, healing time, and when to see a doctor.
Is Heel Pain a Sign of Cancer? Warning Signs & Causes
Is heel pain a sign of cancer? Learn common causes, cancer warning signs, night pain, swelling, bone metastasis, and when persistent heel pain needs medical care.
What Does a Positive TB Test Look Like? Bump Size Guide
Learn what a positive TB test looks like, including bump size, induration, redness, 5/10/15 mm cutoffs, 48–72 hour results, and next steps.
TB Shot Positive vs Negative: Bump Size & Results Guide
Compare TB shot positive vs negative results, including bump size, redness, induration, 5/10/15 mm cutoffs, 48–72 hour readings, and next steps.
What Does Poop Look Like With Diverticulitis? Stool Guide
What does poop look like with diverticulitis? Learn about stool color, shape, mucus, constipation, diarrhea and warning signs that need medical care.
What Does a Negative TB Test Look Like? Pictures, Results & Reading Guide
Wondering what a negative TB test looks like? Learn how a negative TB skin test appears after 48–72 hours, bump size, results interpretation, and when to seek medical advice.
Side effects of a double dose of blood pressure medication
Took your blood pressure tablet twice? Most adults notice little or nothing after one extra dose, but it depends on the drug. Symptoms to watch for and what to do.
What is the most effective medication for arthritis?
There is no single best arthritis medicine. The most effective one depends on the type of arthritis. A plain comparison for osteoarthritis, rheumatoid arthritis, gout and more.
How to know if a medication is effective
What makes a medication effective, how that is tested before approval, how long common medicines take to work, and what to do if yours does not seem to be working.
Medical improvisation: what medical improv is and why doctors learn it
Medical improv uses exercises from improvisational theatre to train listening, teamwork and thinking on your feet. How it works, the evidence, and exercises to try.
Medicine versus medication: what is the difference?
Medicine is the wider word. It names the whole field and also the things you take. Medication only means a drug used as treatment. Examples and a comparison table.
Nature Medicine impact factor 2025: the number and what it means
Nature Medicine's 2025 impact factor is 52.5. See how it has changed since 2020, the journal's other metrics, and how to read the figure sensibly.
Nature Medicine Brief Communication: format, limits and how to write one
A Brief Communication is Nature Medicine's short research paper: about 1,000 to 1,500 words and two figures. See the limits, recent examples and writing tips.
Definition and criteria for medical associations
What a medical association is, the criteria that set one apart from regulators and certifying boards, the main types, and how to judge one before you join.
How long does it take to be an MD?
In the United States it takes 11 to 15 years after high school. See each stage and work out your own total by specialty.
Perspectives on medical education: five debates shaping how doctors are trained
Competency-based training, case-led curricula, new forms of assessment, wellbeing and technology. A plain summary of each debate.
How to start learning about medicine
Medicine is built in layers. Here is the order to study them in, what you can learn on your own, and a plan for your first month.
Residency length by specialty
A table of typical United States residency lengths, from three years in family medicine to seven in neurosurgery, plus common fellowships.
What to know before studying medicine
Eight things worth understanding before you apply: the workload, the timeline, the cost, and what the job is like day to day.
Perspectives on Medical Education: a reader's guide to the journal
What the journal publishes, who runs it, how to read it for free, and how it sits beside other medical education journals.
MD, DO and MBBS: what the medical degrees mean
The letters after a doctor's name mean different things in different countries. A comparison of the United States, Canada, the United Kingdom and Pakistan.
Study methods for medical students that hold up
Active recall, spaced repetition, practice questions and teaching it back. How each method works and how to fit them into a day.
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