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Is there a link between music and happiness? Find out is there is a link between music and happiness at HowStuffWorks.

A MRI lie detector could detect truthfullness more accurately than a polygraph machine. Learn about MRI lie detectors and and MRI lie detection.

In China, more than a million tons of herbs are used each year as medical substances. Learn about traditional Chinese herbal medicine.

Are you looking for ways to lower your PSA count? Visit Discovery Health to find 5 ways to lower your PSA count.

5 odd health benefits of brushing your teeth are explained in this article.

Do you find it hard to pay attention in class? Try looking at your diet. Here are 10 foods to boost your brain and help you pay attention in class.

Radiation sickness can be terrifying, painful and -- in some cases -- fatal. Learn about the causes and symptoms of radiation sickness.

Olympic weightlifters usually use supplements and extra nutrition to get their amazing bodies. Find out what supplements Olympic weightlifters use.

There have been a few celebrities who had heart attacks. See our list of five celebrities who had heart attacks to learn more about heart disease.

There are some anti-aging vitamins that can help you fight aging. See our list of the top five anti-aging vitamins.

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