Section
Preventive Health
What to check, how often, and why. The screenings and habits that change outcomes.
Sun Protection and Skin Checks: What Actually Prevents Skin Cancer
Skin cancer is the most common cancer and the most preventable. What the evidence supports on sunscreen, what SPF means, how to do a monthly self check, and the five signs that need a dermatologist.
Preventive Screenings by Decade
What US guidelines recommend checking in your 20s, 30s, 40s, 50s, and 60s and beyond, and why the list changes with age.
How to Take Blood Pressure at Home
The cuff to buy, the position to sit in, the schedule to follow, and the numbers that mean call someone.
Dental Health and the Rest of the Body
Gum disease affects nearly half of adults and is linked to heart disease, diabetes, and pregnancy outcomes. What the links mean, the two minute habit that prevents most of it, and what a checkup should include.
Exercise as Preventive Medicine: The Guidelines and the Evidence Behind Them
If exercise were a pill it would be the most prescribed drug in the world. What the guidelines ask for, what each dose prevents, and how to meet them without a gym or a plan.
Diabetes Screening: A1C, Fasting Glucose, and Who Should Be Tested
The two tests, the cutoffs for prediabetes and diabetes, when to start screening, and the situations where A1C misleads.
Colorectal Cancer Screening Options: Colonoscopy, FIT, and Stool DNA
The screening starts at 45. Here is how the home stool tests compare to colonoscopy, and how to pick one you will actually do.
The Liver Health Checkup: Tests, Who Needs Them, and How Often
The liver rarely announces trouble. A handful of routine tests catch most of it early. Which ones, for whom, and what the results start.
Blood Pressure by Age: What Changes and What Does Not
Systolic pressure rises with age. The target mostly does not. Why "normal for your age" is a myth, and how the numbers actually shift across decades.
The Annual Physical: What Should Happen, and What Usually Happens
The yearly visit is the one time most adults get screened. Here is what the evidence says belongs in it, what tends to get skipped, and how to make the twenty minutes count.
Kidney Stones: Prevention by the Numbers
One in ten people will pass a stone. Half will pass another within ten years. The prevention that works is mostly measurable at home: urine volume, urine pH, and what is in the diet.