Health libraryPlain-language guides
Plain-language guides
for everyday tracking.
Short, accurate articles on the questions people search for most. Reviewed for clarity, not clickbait.
Blood pressure
Normal blood pressure ranges by age
What’s “normal” at 30 vs 60? A simple chart, what the numbers mean, and when to talk to your doctor.
More articles
Blood sugar
What is a normal blood sugar level after eating?
Post-meal targets, how long readings stay elevated, and what to look for over time.
4 min read→
How-to
How to track blood pressure at home accurately
Cuff fit, body position, time of day, and the mistakes that throw your numbers off by 10 points.
6 min read→
Blood sugar
Best time to check blood sugar
Fasting, post-meal, bedtime — when each measurement actually tells you something.
5 min read→
How-to
How to read your blood pressure monitor
Systolic, diastolic, pulse — what each number is, and what to ignore.
4 min read→
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