Which checkups and screenings most health plans must cover with no copay, why surprise bills still happen, and what to ask before you book a visit.

What an adult preventive visit usually includes, how ACA coverage for preventive care works, Medicare’s Annual Wellness Visit, and how to prepare.

What the blood pressure categories mean, how often adults should be screened, why readings outside the clinic matter, and how to measure at home.

What a lipid panel measures, how often adults are commonly tested, how 10-year heart risk guides statin decisions, and questions to ask first.