Most adults assume they still know the health basics they learned in middle school—how long to wash their hands, how much water to drink, which foods belong on a balanced plate, or simple facts about the human body. Research and everyday experience show that many of us have quietly forgotten or never fully absorbed these fundamentals. This quiz covers the practical, everyday health knowledge typically taught around 6th grade: hygiene, nutrition, body systems, sleep, exercise, safety, and basic wellness habits. The questions stay at a straightforward level. No advanced medical knowledge is required—just the kind of common-sense facts that help people stay healthier and more independent as they age. Take your time, answer honestly, and see how your score stacks up. Whether you ace it or discover a few blind spots, the explanations will refresh useful information you can apply right away. Ready to find out where you stand?