Tools & Multimedia

Watch these videos to learn more about common diseases and conditions and diagnostic tests and procedures.

Try out these calculators: they're fun, they're quick, and they give you important information for managing your health.

Informative and often surprising, these quizzes test your knowledge of today's health concerns. Find out your score and learn more about these pertinent health issues.

Get insight into your health risks by using these assessment tools. They're easy to use and give you a quick snapshot of your likelihood to develop these common conditions.

Have a symptom or a health care concern? Use this interactive body guide to explore the symptom topics that could help. Symptom Checker and Care Guides will guide you through the decisions to make and steps to take so that you feel better fast.