Whether calculating your target heart rate, assessing your risk for a common condition, or testing your knowledge of today's health concerns, these tools help you manage your health. They are easy to use, informative, and often surprising.
You can do a lot to keep yourself healthy. Staying away from germs, eating a balanced diet, getting enough rest—all these steps and others can put you on the road to good health. How much do you know about preventing disease? Take this quiz and find out.