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body mass index (BMI)
Too much heat isn’t safe. It’s even riskier if you’re older or have health problems. Learn the signs of heat-related illnesses and how to lower your risk.
Blurry distant vision is the main symptom of myopia, a condition that affects about a third of American adults.
You are your child's first teacher. Explore tips on how to encourage lifelong learning using math, language, and reading skills.
Browse a list of resources that can help you find low-cost dental care.
Bionic Man — Explore amazing technological advancements—such as robotic leg prosthetics and glucose-sensing contacts — that may one day prevent, heal, and cure injuries and diseases.