The nervous system is responsible for our thoughts, our emotions and our movements. The brain, nerves and spinal cord are all members of this important process. How much do you know about the nervous system? Do you know what happens when the system malfunctions? Find out by taking this multiple-choice quiz.

Happy New Year! It’s time to look ahead to the next 12 months and see what you can do to maintain or improve your health. Do you need to lose weight? Quit smoking? Start exercising?

Nicotine, one of the main chemicals in tobacco, is the primary reason that smoking is so addictive. Even though most smokers know that smoking is bad for them, they find it difficult to quit because of the nicotine's effect.

Here is the latest information about nicotine replacements, inhaler therapy, and other aids that can help you stop smoking.

If you work the night shift, you face unique health and productivity challenges. Many night workers have difficulty falling asleep during the day and staying awake at night.

Lymphomas are a type of cancer that affects the lymphatic system. Learn more about non-Hodgkin lymphoma (NHL) by taking this true-false quiz.

True or false: Studies suggest that people who consume lots of antioxidants (vitamin C, vitamin A, and carotenoids) from food sources have a lower cancer risk.

True or false: Studies suggest that people who consume lots of antioxidants (vitamin C, vitamin A, and carotenoids) from food sources have a lower cancer risk.

Eating a healthy diet is essential for people of every age. But as you age, doing so is especially important. To assess how much you know about good nutrition, take this quiz.