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Fires of the Mind: Teen Depression in Girls

Related Article: Learn more about depression.

Girls are particularly vulnerable to depression during their teen years, but there are many preventative measures that concerned parents may take.

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Fires of the Mind: Bipolar Causes (6:15)

Have you ever wondered what causes bipolar disorder? The answer may be found through an MRI. Learn more about bipolar disorder in this video.

Surgery Saved My Life: Epileptic Condition (0:40)

See what epilepsy looks like in a human body in this Discovery Health video.

What are the Odds? Heart Attack (2:50)

What are the odds you will die of a heart attack? Learn more about heart attacks and heart disease in this video.

Smokers Have Different Kind of Lung Cancer (1:27)

Watch this video showing that non-smokers have genetically different lung cancer than smokers on HowStuffWorks. See how researchers made the discovery that there is a major difference between these two types of lung cancer in this video from... More »

What Are the Odds? Skin Cancer (2:51)

What are the odds you could get skin cancer? Learn more about odds in this video.

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Skin Cancer (2:52)

What are the odds you could get skin cancer?

Brainman: If 6 Was 9 (1:37)

Researchers try to trick Daniel by switching the sizes of numbers he sees in his head. Learn more about mental conditions in this video.

Brainman: Beautiful Pi (3:20)

Does Daniel really have emotional responses to certain numbers? Learn more about mental conditions in this video.

Fires of the Mind: Bipolar Causes (6:15)

Have you ever wondered what causes bipolar disorder? The answer may be found through an MRI. Learn more about bipolar disorder in this video.

What Are the Odds? Skin Cancer (2:51)

What are the odds you could get skin cancer? Learn more about odds in this video.

What are the Odds? Heart Attack (2:50)

What are the odds you will die of a heart attack? Learn more about heart attacks and heart disease in this video.

How Tourette syndrome Works (3:03)

Tourette syndrome is a neurological disorder that causes physical and vocal tics. To learn more about Tourette syndrome, check out this HowStuffWorks video.