Plain-language health education
Your health, explained in plain English.
Free, physician-written guides and short videos from Dr. Zain Sultan, MD — board-certified in family medicine. Clear answers you can actually use.
A library of guides that make sense.
Common conditions, medications, and prevention — broken down without the jargon, so you walk into your next appointment knowing what to ask.
Conditions
What's actually happening, in everyday words.
Medications
How they work, what to expect, what to watch for.
Preventive care
The screenings and shots worth knowing about, by age.
Lifestyle
Sleep, food, movement, stress — the everyday stuff.
Short videos, real answers.
Quick, plain-language explainers on the health questions people actually ask — no fearmongering, no fluff.
Built to be understood.
ZainMed exists for one reason: most health information is either too vague or too technical. These guides and videos sit in the middle — accurate enough to trust, simple enough to use.
About ZainMed
ZainMed is a health-education project from Dr. Zain Sultan, MD — a physician board-certified in family medicine (ABFM).
The mission is simple: clear, trustworthy health information written for real people, in plain English. Everything here is meant to help you understand your own health and have better conversations with your own doctor.
Start with the guides →