Essential video portal focusing on human nature, promoting healthy skepticism, critical thinking and reason.

Tag: Hormones / Neurotransmitters


The Origins of Narcolepsy

The Origins of Narcolepsy

[3:51] Dr. Rochelle Zak speaks on the characteristics of narcolepsy, and the disorder’s accidental discovery by sc…

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When Do Teens Become Adults?

When Do Teens Become Adults?

[3:04] Dr. Abigail Baird of Vassar College talks about teen development into young adulthood during her lecture ̶…

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Why Do You Sleepwalk?

Why Do You Sleepwalk?

[2:36] Sleepwalking (somnambulism) is quite common but why do people do it? Is waking up a sleepwalking person bad for t…

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What is depression?

What is depression?

[4:28] Depression is the leading cause of disability in the world; in the United States, close to ten percent of adults s…

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