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.
Americans spend billions of dollars each year on vitamins, minerals, and herbs. Dietary supplements can help with good nutrition. But many people take them without knowing enough to make sure they get the best results. Find out how much you know about dietary supplements by taking this quiz.
The U.S. Pharmacopeial Convention (USP), NSF International, and ConsumerLab test and approve supplements that have passed tests. These tests are for: