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Prepare Your Medical History Before a Doctor Visit
What to write down before an appointment: medications, allergies, surgeries, family history, symptoms, and questions. Use a free online medical history tracker.
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Family Medical History: What to Record and Why
How to collect a family medical history your clinician can use: who was affected, the condition, and the age at diagnosis. Free tracker for allergies, surgery, and medications.
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How to Keep a Blood Pressure Log
What to record in a home blood pressure log: time, arm, position, systolic and diastolic numbers, pulse, and symptoms. A log your clinician can read.
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Blood Sugar Log: What to Record and How Often
How to keep a blood glucose log: fasting, before meals, after meals, and bedtime context, plus food, insulin or medicine, and symptoms. Targets come from your clinician.
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BMI vs BSA: Which One, and When
BMI compares weight with height. BSA estimates body surface area and is used in some clinical formulas. They answer different questions and are not interchangeable.
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eGFR Explained: CKD-EPI, MDRD, and Cockcroft-Gault
eGFR estimates kidney filtration from creatinine. CKD-EPI, MDRD, and Cockcroft-Gault are different equations. One lab number is not a diagnosis of kidney disease.
Health Guides
Practical notes for appointments, logs, and the calculators clinicians actually name
These guides are educational. They do not diagnose, treat, or replace your clinician’s instructions.
Read the disclaimer before you use a number from any calculator.